The news T-14 Armata throws into the war in Ukraine, Russia as reported by the state news agency RIA on Tuesday, citing a source familiar with the matter, “without, however, participating in direct offensive operations yet,” as he specified.

As RIA reported, the tanks have additional protection on their sides and the crews have been properly trained in Ukraine.

The T-14 tank features an unmanned turret, with the crew remotely controlling the armament from “an isolated armored capsule located in the forward part of the hull”. For this reason they are also characterized as “invisible”.

In 2015, the designers of the T-14 claimed that it would be the world’s first “invisible” tank.

Russia

The vehicles have a maximum speed on the highway of 80 kilometers (50 miles) per hour, according to the RIA and noted that any deployment of the T-14 would it was probably “a high-risk decision” for Russia.

The T-14 would also be a logistical headache for Russia, as it is larger and heavier than other Russian tanks. The Kremlin ordered production of 2,300 tanks by 2020, but that was later extended to 2025, according to Russian media reports.