Why These Thirteen Scenarios - and Not Any Others
The first major war fought by drones produced a curriculum. We did not invent it. We extracted it - from after-action reports, from operator interviews, from the public record of three years of combat - and we turned it into thirteen rehearsable, instrumented training environments that prepare a soldier for the actual day they will live, not the one a textbook imagines.
Russia has thrown more drones at Ukraine than any nation has ever flown in combat. Ukraine has shot down or jammed more drones than any nation has ever defended against. Both sides learned, in blood, which thirteen problems matter most.
A modern drone operator is not a pilot. He is a sensor operator who decides whether something dies in the next thirty seconds.
The job is short bursts of intense visual and cognitive work, separated by hours of empty screen-staring. The job is electronic warfare degrading your video feed at the moment you most need it. The job is making rules-of-engagement decisions on the strength of one camera angle, one frame, one second of doubt.
The rifle range cannot train this. The flight simulator cannot train this. Classroom instruction cannot train this. Only repetition inside a high-fidelity virtual environment - with the operator's own physiology measured at the moment of decision - can train this.
Each of the thirteen scenarios was selected against three criteria. First, frequency in combat - if a Ukrainian or Russian drone team encountered the situation more than a hundred times in the last year, it is in. Second, consequence of failure - if getting it wrong kills your team, kills civilians, or loses the mission, it is in. Third, trainability - if a high-fidelity virtual rehearsal genuinely transfers to the real task, it is in.
Scenarios that did not meet all three criteria were excluded. There is no scenario in this curriculum for drone disposal or maintenance. There is no scenario for routine flight training. The thirteen are the high-stakes, high-frequency, high-consequence problems that decide who comes back from a rotation and who does not.
The Aptitude Question - Identify the Operator Who Can Be Trained, Before You Spend Six Months Trying
The Honest Problem
Not every brave soldier can fly a first-person-view drone in combat. The cognitive demands - sustained attention to a video feed for hours, rapid spatial reorientation when the picture inverts, calm under the high-pitched dread of incoming counter-fire - do not distribute evenly across human beings. Some of the bravest infantrymen wash out. Some quiet logistics clerks turn out to be naturals.
Western armies spend between €25,000 and €60,000 to put a single operator through a full FPV course. To discover at week sixteen that the candidate cannot tolerate the cognitive load is a catastrophic waste - of money, of training slot, and most painfully of the time of the instructor cadre. There is a better way.
A Ninety-Second Aptitude Screen, Before Day One
Before a candidate enters the training pipeline, ClearGazeTest runs a single ninety-second neuro-ocular assessment on the Varjo XR-4 headset. The candidate watches a brief cinematic stimulus. The headset measures fifteen objective signals from the eyes and brain - how fast the eyes redirect to a sudden threat, how steadily they hold a moving target, how the pupils respond to a workload spike, how the brain processes a stimulus the candidate does not consciously register.
The output is not a pass-fail score. The output is a profile: which of the thirteen scenarios this candidate is likely to excel at, which scenarios will demand extra rehearsal, and which cognitive load levels the candidate can sustain over an eight-hour shift before performance degrades. The commander sees the profile. The instructor sees the profile. The candidate sees the profile. Training plans become specific to the human, not generic to the seat.
“Identify the operator who can be trained - before you spend the money discovering that he cannot.”
Land-13 - The Thirteen Scenarios, In Detail
Each scenario below is a full virtual-reality environment, rehearsable indefinitely without risk to aircraft, ammunition, civilians, or operator. Each describes what the operator faces, why it matters in combat, what the instrumentation reveals about the operator's cognitive state during the rehearsal, and what specific lesson from the Russia–Ukraine war shaped the design.
The Interceptor Hunt - FPV vs. Loitering Munition
A Russian loitering munition - a Lancet, a Shahed, or a small fixed-wing strike drone - has been detected approaching a forward command post. The operator is tasked to launch a first-person-view interceptor drone, climb to altitude, locate the target visually, and ram it out of the sky before it reaches the protected asset. The engagement window is under ninety seconds, often under thirty.
Interceptor FPV has emerged as the cheapest and most effective way to defeat a high-value enemy drone - a $400 FPV killing a $35,000 Lancet. The economics are decisive. But the technique demands a pilot who can fly a drone at terminal closure speed while wearing goggles that strip away peripheral vision, with zero margin for hesitation. A second of doubt is a missed intercept. A missed intercept is a casualty list.
Saccadic velocity collapses in operators who tunnel-vision under stress. Pupil dilation tracks the cognitive load spike at the moment of target acquisition. Antisaccade error rate predicts which operators will impulsively chase a decoy. The data tells the instructor whether the operator is mastering the task or merely surviving it.
Ukrainian interceptor pilots in 2025 reported that the hardest part of the job was not flying the drone - it was the cognitive transition from waiting to engaging. The best pilots had short, predictable latency under threat; the worst had wild swings. We built this scenario to measure exactly that latency, repeatably, in a controlled environment.
The Long Stare - Trench-Line Overwatch
The operator is on a six-hour shift monitoring a fixed-wing reconnaissance drone over a contested treeline. For five hours and fifty-eight minutes, nothing happens. In the remaining two minutes, an enemy infantry squad crosses an open field, and the operator must detect them, identify them as combatants, and call artillery onto them before they reach the next concealed position.
This is the most common drone task in modern war and the one human cognition was least evolved for. The phenomenon - vigilance decrement - was documented by Allied radar operators in the Battle of Britain and has not improved. A healthy adult's detection performance falls measurably after twenty minutes of monotonous monitoring, and falls off a cliff after two hours. Operators do not know it is happening. They believe they are still scanning. They are not.
Blink rate, blink duration, and microsaccade frequency drift in characteristic patterns during the vigilance decrement. The operator does not feel it. The neuro-ocular layer sees it - in real time - and prompts a micro-break, a stimulus, or a shift change before a target slips past unobserved.
The Ukrainian General Staff reformed drone-operator shift policy in late 2024 after after-action reviews kept finding the same pattern - targets missed in the fifth and sixth hours of long shifts. The fix was shorter shifts and mandatory rotation. We built this scenario to give commanders objective data on where the decrement begins for each specific operator, not the population average.
The Urban Canyon - Strike Through Ruined City
The operator flies an FPV drone through the ruined streets of a contested city - modelled on Bakhmut, Avdiivka, or the eastern districts of Mariupol. The route winds between collapsed apartment blocks. The target is a Russian command vehicle parked inside a courtyard, visible only through a single window for roughly two seconds. GPS does not work in the urban canyon. Signal bounces unpredictably off concrete. The video feed pulses.
Urban combat is the most spatially difficult environment a drone operator will face. The pilot must maintain a mental model of three-dimensional space while flying inside an environment that visually contradicts every cue he has been trained on. The window of attack is brief and unforgiving. Hesitate and the target is gone; commit too early and the drone hits a wall.
Gaze stability during high-stress flight predicts whether the operator's spatial model is intact or beginning to fragment. Vergence dynamics - how the eyes adjust depth in the goggles - flag the operators who will misjudge the final approach. The data is captured continuously. The instructor sees the failure pattern long before the crash.
The most successful Ukrainian FPV strike teams in urban environments reported one common preparation: hundreds of hours of low-stakes simulator flight before the first combat sortie. The infantry skill of moving through a city did not transfer. The specific oculomotor demand of flying through a city did.
The Cold Picture - Night Operations On Thermal
The operator flies a drone at night using a thermal camera. The feed is monochrome - warm objects bright, cold objects dark. Russian and Ukrainian uniforms look identical under thermal. So do civilians. The operator must identify a vehicle as friend or enemy from a heat signature alone, then make an engagement decision based on a picture his brain was not built to interpret.
The majority of drone combat in Ukraine now occurs at night. Thermal imagery removes cues that experienced soldiers rely on - uniform colour, vehicle markings, body language. It introduces new cues - engine heat, recently-fired weapons, body heat through clothing. Operators who have not been trained on thermal misidentify targets at a rate that civilian casualty reviews find unacceptable. The cure is not longer training. The cure is correct training.
Pupil response under low-light operation diverges from day-flight baseline. Smooth pursuit gain degrades as the visual system struggles to lock onto signatures it has never learned. The neuro-ocular profile of a thermal-experienced operator is measurably different from a thermal-naive one - and the difference appears after roughly eight hours of structured thermal rehearsal.
Russian Lancet and Ukrainian FPV teams both fly the majority of their missions in the dark, because both sides have learned that night reduces the threat of small-arms return fire on the operator's position. Night operations are no longer the exception. They are the norm. Training has to match.
The Pulsing Picture - Flying In An Electronic Warfare Environment
The operator is mid-mission when the video feed begins to pulse. The GPS-derived position estimate jumps. The command link goes intermittent. A Russian Krasukha or Pole-21 EW system has begun broadcasting jamming. The operator must continue the mission - or abort it safely - while flying a drone he can no longer fully see, no longer fully control, and no longer fully locate.
Electronic warfare is now ambient on the modern battlefield. There is no flight in Ukraine that is not at least partially degraded by EW. The operators who survive are the ones who maintain decision quality under sensory degradation - who do not freeze when the picture flickers, who do not panic-recall when the GPS drifts, who do not over-correct when the controls lag.
The neuro-ocular response to degraded sensory input is one of the most distinctive signals the platform measures. Operators who handle EW degradation well show stable saccade kinematics and stable pupil dynamics. Operators who do not handle it well show measurable freeze responses - eye fixations of unusual duration, blink suppression, vergence collapse. The instructor sees who needs more rehearsal on this specific stressor.
By mid-2024, Ukrainian operator-loss reviews showed that roughly half of all FPV drone losses were caused not by enemy fire but by operators who panicked under EW degradation and made an irrecoverable control input. The platform is no longer the limiting factor. The human is.
The Modern Dogfight - Drone Against Drone
Two drones occupy the same airspace. One is yours. One is the enemy's. The mission is air-to-air interception - flying an FPV interceptor with a small explosive charge directly into an enemy reconnaissance quadcopter. The engagement is conducted entirely in three dimensions, at closing speeds of one hundred kilometres per hour or more, with a control loop measured in tens of milliseconds.
For the first time in a century, fighter combat is being conducted by operators who are not aboard the aircraft. The cognitive task - predict where the target will be in a fraction of a second, lead the intercept, commit - is the descendant of World War I dogfighting, executed with thumbs on a controller. The skill set is real. The aptitude profile is specific. Not every drone pilot can do this work.
Predictive saccade behaviour - the eye moving to where the target will be rather than where it is - separates the natural interceptors from the rest of the population. The signal is detectable on the first thirty minutes of scenario rehearsal. Commanders can identify their future drone aces before the formal training pipeline ends.
Ukrainian drone-on-drone interception emerged in 2024 as a discrete combat speciality with its own informal academy. Squadrons report that roughly one in ten candidates who enter the speciality become genuinely effective at it. The other nine are re-assigned. A pre-screen would have spared them the cycle.
The Moving Platform - Operating From a Vehicle in Motion
The operator is in the back of a pickup truck, a technical, or an armoured personnel carrier moving cross-country at thirty kilometres per hour. The drone is in the air. The mission is hostile-reconnaissance suppression. The operator must fly the drone, track a target, and provide call-for-fire while the vehicle vibrates, bounces, takes evasive manoeuvres, and occasionally takes incoming fire of its own.
Static drone operations - the operator stationary in a dugout - are increasingly survivable only because most operators are still stationary. A static position attracts counter-fire. The future of drone operation is mobile, and mobile operation introduces a stressor most operators have never been trained on: motion sickness, vibration-induced gaze instability, and the inner-ear conflict between what the vestibular system reports and what the goggles show.
The vestibulo-ocular reflex - the involuntary eye movement that stabilises gaze when the head moves - can be measured directly through the headset. Operators with a robust VOR tolerate moving-platform operation well. Operators with a fragile VOR experience nausea, gaze drift, and rapid skill collapse. The aptitude pre-screen (see above) identifies this profile before training begins.
Russian drone-operator counter-fire became increasingly effective in 2025 as both sides learned to triangulate operator positions from the drone's command signals. The Ukrainian Army responded by moving operators into vehicles. Operators not trained for mobile work could not transition. Operators trained for it could.
The Final Decision - Loitering Munition Engage / Abort
A loitering munition - a Switchblade, a Lancet, or an indigenous design - has been circling for forty minutes over a Russian artillery position. The target is confirmed. As the operator commits to the terminal attack, a civilian school bus enters the camera frame two hundred metres from the target. The operator has eight seconds to abort, redirect, or accept the engagement.
This is the scenario every drone operator dreads and every armed force must prepare for. Rules of engagement, the laws of armed conflict, the operator's own conscience, and the consequence of error all converge in a single decision window. The decision cannot be made on rules alone - it requires fast pattern recognition under time pressure, the kind of judgement that comes only from rehearsal.
Decision latency, pupil response, and antisaccade behaviour in the eight-second window reveal whether the operator is making a deliberate decision or executing a reflex. The data does not judge the operator's choice. It tells the instructor whether the operator paused, thought, and decided - or whether the operator's nervous system made the decision before the mind caught up.
Civilian casualty incidents in Ukraine have produced after-action reviews showing that the most common contributing factor was not malice or carelessness. It was an operator at the end of a long shift, executing a routine engagement, failing to pause when the situation changed. The countermeasure is rehearsal of the abort decision - over and over - until the pause is automatic.
The Many - Coordinating a Drone Swarm
The operator manages three to five drones simultaneously. Each has its own video feed. Each has its own mission - one provides overwatch, one tracks a moving target, one is mid-strike. The screen is divided. The brain must allocate attention across multiple windows, triage threats, and accept that one drone may be lost while others succeed.
The economics of modern war push every nation toward multi-drone operations. One operator controlling five drones is the future. But human attention is not divisible without cost - switching between feeds carries a measurable cognitive penalty, and the operator who has not been trained for it will lose drones to inattention long before he loses them to enemy fire.
Saccade patterns across multiple displays reveal whether the operator is genuinely scanning or whether his attention has narrowed to a single feed. Pupil dynamics show workload spikes that predict imminent error. The data identifies which operators scale to multi-drone work and which top out at single-drone proficiency.
Ukrainian drone teams have experimented with multi-drone operations since 2023. The consensus is that the speciality requires a different cognitive profile from single-drone work - the natural multi-drone operator is calm, methodical, and comfortable with ambiguity. The natural single-drone operator is decisive, focused, and intolerant of partial information. Both profiles are valuable. Both must be identified.
The Handoff - Reconnaissance to Strike
The operator is flying a small reconnaissance drone over enemy lines and identifies a high-value moving target - a Russian electronic warfare vehicle. The operator must continue to surveil while simultaneously communicating coordinates, vehicle description, and estimated time-on-target to an artillery battery or a strike drone team. The information must arrive accurately in under sixty seconds.
The drone-reconnaissance-to-artillery-strike loop is the most important kill chain of the current war. When the loop works, it is decisive. When the loop breaks - because the operator described the wrong vehicle, transmitted the wrong coordinates, or lost the target while talking - the strike misses, the target escapes, and the asset survives to be encountered again.
Operators communicating under cognitive load show specific neuro-ocular signatures - reduced blink rate during speech, altered gaze patterns that reflect divided attention. The instructor sees which operators maintain target lock while talking and which operators lose the target the moment the radio is keyed.
Ukrainian artillery officers identified the recon-to-strike handoff as their primary efficiency bottleneck in late 2024. Improved training of the drone operator's communication discipline reduced first-round-on-target time by a measurable margin. The training is rehearsable. The bottleneck is closeable.
The Long Night - Mass-Drone Defence Of Civilian Infrastructure
The operator works a counter-UAS console during a Russian Shahed attack on Ukrainian power infrastructure. Sixty or more drones arrive over an eight-hour window. Each must be detected, classified, tracked, and either jammed, intercepted, or escalated to an effector team. The operator works the entire shift. The rules of engagement change as the attack progresses. Civilian neighbourhoods lie under the engagement envelope.
Mass-drone attacks on civilian infrastructure are now a routine instrument of state warfare. The defending operator faces a marathon, not a sprint - sustained engagement at high tempo across an entire night shift, with civilian lives and grid stability hanging on each decision. Fatigue accumulates. Error rates rise. The commander who knows when his operators are degrading can swap them before a target slips through.
Fatigue signatures across the neuro-ocular profile change in predictable patterns across an eight-hour shift. The platform produces a fatigue index visible to the crew chief - objective, continuous, and based on the operator's own data rather than the operator's self-report. Self-reports under-state fatigue; the eye does not lie.
Ukrainian air-defence operators in 2024 and 2025 worked unsustainable shifts during sustained Shahed campaigns. Crew chiefs reported that the operators who failed first were not always the ones who self-reported tiredness first. Objective measurement would have changed the rotation. Objective measurement is now possible.
The Drop - Precision Delivery Into A Defended Position
A small quadcopter carries a single munition - a modified grenade, a thermite charge, or a shaped explosive. The operator's task is to fly through small-arms fire, hover precisely above a Russian trench, an open hatch, a window, or a vehicle engine compartment, and release the munition into a target opening the size of a dinner plate, from twenty metres up.
The trench-drop drone is the most photographed weapon of the current war and one of the most operationally significant. A four-hundred-dollar drone destroys a thirty-thousand-dollar armoured vehicle, neutralises a trench position that would otherwise cost an infantry assault to clear, or ends an enemy crew without exposing friendly troops. The precision required is extreme. The training time required to reach that precision is extensive. The aptitude required is specific.
Hand-eye precision under the cognitive weight of consequence - knowing the munition will kill or fail to kill based on the operator's next thumb movement - produces a measurable physiological footprint. The pupils dilate. The blink suppresses. The saccades narrow onto the target opening. The platform measures how well the operator manages that physiological state - the difference between a steady delivery and a panicked drop.
The best Ukrainian trench-drop pilots report that the skill is not flying - the skill is staying calm while flying. Operators who could fly the same drone in a sport-flying context lost the precision the moment a real munition was hung underneath. The cure is rehearsal of the consequence environment, not of the flight environment.
The Relief - Operator-to-Operator Shift Handoff
Eight hours into the operator's shift, his relief arrives. The drone is still in the air, mid-mission. Three targets are being tracked. The electronic warfare environment has been changing all shift. The new operator slides into the seat. The outgoing operator has ninety seconds to transfer the complete situational picture before standing down. The drone does not wait.
Every modern military operation that involves sustained drone presence requires shift handoffs, and every handoff is a moment of vulnerability. Situational awareness does not transmit verbally without loss. The replacement operator is fresh but uninformed; the relieved operator is informed but exhausted. The minutes after the handoff are the moments when targets are most often lost, mistakes most often made.
The platform captures the cognitive state of both operators during the transition. The incoming operator's neuro-ocular profile shows whether he is genuinely tracking the briefed situation or merely nodding. The outgoing operator's profile shows whether he is communicating clearly or fatigue-slurring. The crew chief sees both, in real time, and can intervene if the handoff is incomplete.
Ukrainian drone-team after-action reviews repeatedly cite handoff failures as a major contributor to lost drones and missed engagements. The remedy is not better protocol documents - it is rehearsal of the handoff itself, including the cognitive state of both operators, until the handoff becomes a reliable instrument of continuity rather than a fragile moment of risk.
Rehearse The Decision Before You Live It
ClearGazeTest delivers the Land-13 scenario library on the Varjo XR-4 headset already in service with the U.S. Army, Lockheed Martin, Boeing, Rheinmetall, and the Finnish Air Force. Programme licences are available to Ministries of Defence, national armed forces, allied training commands, and accredited industry integrators. Pilot deployments begin within sixty days of agreement.
For a capability briefing or a private demonstration, contact us.