Iron Man Mk 7, Iron Avenger

Flying, Hexproof, First Strike
{r}{4}: Deal Damage to target Creature or Player
equal to Iron Man Mk 7, Iron Avenger's current Strength.
{10}{t}: Iron Man Mk 7, Iron Avenger becomes
Indestructible until the End Phase,
Destroy all Opponent Creatures.
"I got a nuke coming in. It's going to blow in less
than a minute, and I know just where to put it."