Crumbling Colossus
Artifact Creature — Golem
Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
When this creature attacks, sacrifice it at end of combat.7/4
Printings & Conditions (2)
Magic 2012 (M12)(Magic 2012 Core Set)#204Uncommon
The List (PLST)(The List)#M12-204Uncommon