TANK

When TANK enters the battlefield, create a 3/3
artifact creature token named Gatling Gun with "Whenever another creature enters the battlefield
under your control, target opponent loses 1 life"
Whenever TANK attacks, create two 1/1 artifact
creature tokens named Mortar with "When this
creature dies, it deals 2 damage to any target"
that are tapped and attacking.
Crew 5