Muk (H17/H32) [Aquapolis]Set: Aquapolis Type: Grass Rarity: Rare Retreat cost: Colorless

sacrifice Contamination unless you sacrifice a creature

exile Kytheon

and put one of them into your hand

Set: Black & White: Dark Explorers Type: Fighting Rarity: Ultra Rare Retreat cost: Colorless

Sword of Fire and Ice

Whenever another creature enters the battlefield

He has "friends" in places both high and low

Set: Seventh Edition Type: Creature — Elf Rarity: Rare Cost: {1}{G}{G} Other Elf creatures get +1/+1 and have forestwalk

You control enchanted creature

−2: You may reveal an artifact card you own from outside the game or choose a face-up artifact card you own in exile

When Cavalier of Gales dies

one must assassinate the previous king