A Ukrainian ground robot drove toward the front, reached the water in its path, and kept going, swimming across with ammunition and food aboard and no soldier at risk. It ran the first logistics mission with an amphibious ground robot, covering more than 40 kilometers over land and water to resupply positions, the Defense Ministry said.

Water is one of the front's quiet chokepoints: rivers, canals, and marshes that stop ground robots and force risky detours, and that air resupply cannot always solve. The amphibious robot drives like a normal ground vehicle, then switches to swimming in seconds, letting one machine cross terrain that halts the rest.

It is the latest of Ukraine's battlefield-robot firsts, which this year have included air-dropping robots behind Russian lines.

Water stops the others

The robot was developed through Brave1, Ukraine's state-backed defense-innovation cluster, which links developers with the military and government.

The one such robot gains additional capabilities to carry out missions across different terrains.

A first-ever logistics mission on an amphibious UGV: the robot covered 40 kilometers across land and water.

Operators of the "Alter Ego" unit (93rd Brigade) deployed the robotic system across mixed terrain. Facing water obstacles, the UGV seamlessly switched to swimming mode to… pic.twitter.com/rH8waq04a4

— BRAVE1 (@BRAVE1ua) September 29, 2026

For this operation, the system was refined over several months in close cooperation with the military, taking into account real tasks, operational experience, and the specifics of frontline terrain. The Brave1 defense innovation cluster provided grant support for the system, helping bring the solution to practical use.

The ministry says it is "expanding the capabilities of robotic systems" so soldiers have more tools for the fight.

Robots with grenade launchers

Earlier, Ukraine employed a new tactic during its major Operation Vivaldi in Donetsk Oblast. During the 3rd Army Corps' offensive, fighters from the world's first experimental unit of unmanned ground-strike vehicles, "NC13", upgraded their kamikaze ground drones with grenade launchers.

During the operation, UGVs equipped with two Bullspike grenade launchers attacked Russian positions, then detonated directly inside their shelters. The occupiers believed they were being attacked by an entire assault group. In reality, they were being torn apart by robots from the 3rd Assault Corps.

Ukrainian soldiers have built a drone that carries a combat ground robot into battle and drops it where needed, a trick the US has pursued but never fielded. The Alter Ego battalion of the 93rd Mechanized Brigade has paired a bomber drone with a purpose-built robot, the Desantnyk, and took it from idea to combat in 10 days, the Brave1 defense cluster said.

The system answers a problem that has long hobbled ground robots: getting them to the fight over mined, cratered terrain they cannot cross on their own.

A drone carries the robot dozens of kilometers behind the lines and drops it precisely, in a pairing engineers call a "marsupial", one carrier delivering another. The US worked on such systems for more than 30 years, Brave1 said.

And it is not alone: the 3rd Army Corps has been air-dropping robots behind Russian lines in its Vivaldi offensive.

A drone carries the robot in

The Desantnyk is a compact wheeled platform. Alter Ego built a way to release it accurately from a heavy bomber drone, dropping it well beyond the range a ground robot could reach on its own. It lands deep in the enemy rear and drives on to its target. The point is to spare the robot the most dangerous, exposed leg of the journey.

Confirmed kills follow fast

According to Brave1, just 10 days passed from the idea to its first combat use, and the Desantnyk has already carried out confirmed strikes: the unit used it to destroy Russian shelters and troops. Only a handful of Ukrainian units have mastered the tactic so far.

Brave1 moves it to production

The defense cluster, a state platform for scaling battlefield inventions, said it took notice of the Desantnyk and helped the battalion find a manufacturer to move it from prototypes to serial production and out to other units.