Sheoldred, Whispering One [Iconic Masters] 78 sacrifice Contamination unless you sacrifice

sacrifice Contamination unless you sacrifice a creature

You can send 1 other card you control to the Graveyard to select 1 monster you control

During each of your End Phases

Set: World Championship 2010 Card Pack Card type: Normal Monster Rarity: Rare Attack: 1000 Defense: 1200

you can Tribute Summon this card with 1 Tribute

Sheoldred, Whispering One [Iconic Masters] 78 sacrifice Contamination unless you sacrificeSet: Iconic Masters Type: Legendary Creature Praetor Rarity: Mythic Cost: {5}{B}{B} Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.) At the beginning of your upkeep, return target creature card from your graveyard to the battlefield. At the beginning of each opponent's upkeep, that player sacrifices a creature.