Ninja

The Ninja is a tier 5 tank that can be upgraded from the Hivemind or the Stalker. It is similar to the Stalker, with it being able to spawn two identical minions.

Technical
The Ninja and it’s minions can turn invisible after about 2 seconds without moving or shooting, like the Stalker. When the player is invisible, the minions will not move unless a target is nearby. Minions will not move or shoot when invisible unless the player shoots.