Inferno B.A.T.

Trample, Menace
Inferno B.A.T. counts as a Battle Android Trooper
Flamethrower -
{x}: Inferno B.A.T. get +X/+0 until end of turn,
X can only be paid with {r} mana.
Faceless Horde -
Battle Android Trooper gets +1/+1 for each other
Battle Android Trooper on the battlefield.