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A $400 FPV Drone has rewritten the rules of naval warfare. On August 28, 2025, Ukraine used a low-cost, first-person-view drone in a covert strike that disabled a Russian Buyan-M-class missile corvette more than 350 kilometers away, deep inside Russian-controlled waters.

The stunning operation not only neutralized one of Moscow’s most dangerous warships but also forced the Russian Black Sea Fleet to retreat further east, shifting its operations away from Ukrainian waters.

A Historic Drone Strike

The targeted vessel, a Buyan-M-class corvette, was armed with eight Kalibr cruise missiles capable of striking targets over 2,500 km away. According to Ukraine’s military intelligence (GUR), the drone first jammed the ship’s radar before striking its hull, causing significant damage and forcing it to withdraw.

One Ukrainian analyst emphasized the strategic blow:

“The Black Sea Fleet has suffered significant losses and is now unable to control maritime traffic or defend its base in Sevastopol.”

This was the first known FPV drone strike on a warship at such range, breaking Ukraine’s previous record of 42 km in May 2025, when a fiber-optic drone destroyed a Russian tank.

Ukraine’s evolving drone strategy has been central to its battlefield success, redefining how modern militaries think about cost, scale, and technology.

A Fleet Under Siege

Since 2022, Ukraine has destroyed or disabled roughly 30 Russian ships and submarines, nearly one-third of the Black Sea Fleet. The Buyan-M loss further accelerated Russia’s retreat. By 2024, Britain’s defense ministry already described the fleet as “functionally inactive.”

Now, the majority of Russia’s vessels operate from Novorossiysk, far from Ukrainian-controlled waters, conceding much of the western Black Sea.

A Russian naval officer was quoted by independent media saying bluntly:

“Large ships have become big targets. They’re liabilities now.”

The FPV Drone: From Hobbyist to Battlefield Weapons

FPV drones, once designed for racing and photography, are now the cornerstone of Ukraine’s unmanned arsenal. Controlled with gaming-style headsets and joysticks, these nimble craft carry explosives directly into armored vehicles, artillery, and now even warships.

The August strike demonstrated the disruptive potential of this low-cost technology. A corvette worth $215 million to replace was disabled by an aircraft costing less than an iPhone.

As one member of Ukraine’s Typhoon drone unit put it:

“People think flying a military drone is like playing Call of Duty, until they realize there’s no restart option.”