Ninja

The Ninja is a tier 5 tank that can be upgraded from the Hivemind or the Stalker.

Design
The Ninja has a circular body with a thin black circle around it. The barrel is a slightly elongated Stalker barrel.

Technical
The Ninja is just like the Stalker in many ways, but instead of only turning invisible (like the Stalker) it can summon two other tanks called "Probes" which look exactly like the tank it was summoned from, like the Hivemind.

Upgrades
The Ninja can upgrade from the and the  at level 60 and cannot upgrade any further.