Darksteel Colossus [Magic 2010] Pioneer so can hold up to

so can hold up to 180 cards back-to-back (more if you put duplicates behind)

If more than RRR is spent in this manner during one turn

This mana may be of any type that any land opponent controls can produce

Set: Worldwake Prerelease Promos Type: Instant Rarity: Mythic Cost: {X}{R}{R} Multikicker {1} (You may pay an additional {1} any number of times as you cast this spell

Darksteel Colossus [Magic 2010] Pioneer so can hold up toSet: Magic 2010 Type: Artifact Creature Golem Rarity: Mythic Cost: {11} Trample, indestructible If Darksteel Colossus would be put into a graveyard from anywhere, reveal Darksteel Colossus and shuffle it into its owner's library instead.