Android 16, Calm Giant

Trample, Menace Other artifact creatures you control gain Trample. Other ally creatures you control gain Menace. {2}{R}: Deal X damage to target creature, where X is the number of ally and artifact creatures you control. Exhaust - {5}{R}{R}: Sacrifice Android 16, Destroy all permanents with converted mana value X or less, X being Android 16’s toughness