Contamination [Urza's Saga] Merfolk Noble Set: Unlimited Edition Type: Enchantment

Set: Unlimited Edition Type: Enchantment Rarity: Rare Cost: {B}{B}{B}{B} As Lich enters the battlefield

When Spirit Loop is put into a graveyard from the battlefield

Set: Shadowmoor Type: Legendary Artifact Creature — Scarecrow Rarity: Rare Cost: {2/W}{2/U}{2/B}{2/R}{2/G} ({2/W} can be paid with any two mana or with {W}

Set: Friday Night Magic 2009 Type: Creature — Elemental Rarity: Rare Cost: {4}{U} Flying

For goblins

Contamination [Urza's Saga] Merfolk Noble Set: Unlimited Edition Type: EnchantmentSet: 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.