Robo-Rexus, Prototype 2

Trample, Ward {2}
When Robo-Rexus, Prototype 2 enters the battlefield, if {x} was paid, it deals X damage
to itself and X damage to target creature or planeswalker.
Enrage — Whenever Robo-Rexus,
Prototype 2 is dealt damage, it deals that
much damage to any target.