Blightsteel Colossus
Blightsteel Colossus {12}
Artifact Creature - Golem | Power/Toughness: 11 / 11
Trample, infect

Blightsteel Colossus is indestructible.

If Blightsteel Colossus would be put into a graveyard from anywhere, reveal Blightsteel Colossus and shuffle it into its owner's library instead.
Latest set: [MBS] Mirrodin Besieged (M)