Contamination [Urza's Saga] Construct Set: Fallout Type: Artifact Rarity:

Set: Fallout Type: Artifact Rarity: Common Cost: {2} You have no maximum hand size

Return it to the battlefield under its owner's control at the beginning of the next end step

Then exile it

Set: Commander Masters Type: Land Rarity: Rare Rejuvenating Springs enters the battlefield tapped unless you have two or more opponents

Contamination [Urza's Saga] Construct Set: Fallout Type: Artifact Rarity:Set: Urza's Saga Type: Enchantment Rarity: Rare Cost: {2}{B} At the beginning of your upkeep, sacrifice Contamination unless you sacrifice a creature. If a land is tapped for mana, it produces {B} instead of any other type and amount.