A third of its ships have now been sent to the bottom of the sea, and while many of them were blown up by missiles, an increasing number are being taken down using drones.
In total, a dozen vessels have been either damaged or sunk by these terrifying little craft which also managed to blow a chunk off Putin’s beloved Kerch Bridge.
But since the start of this year the attacks have really ramped up, with three warships sunk or destroyed within six weeks of each-other.
Here’s everything we know about Ukraine’s killer drone fleets.