Sheoldred, Whispering One (Serialized) [Multiverse Legends] Bird Demon "I suppose you've never heard

"I suppose you've never heard of conservation of energy

At the beginning of your next upkeep

Whenever a Shaman creature enters the battlefield

Set: Magic Origins Prerelease Promos Type: Creature — Hydra Rarity: Rare Cost: {2}{G} Trample

Until the end of your next turn

Sheoldred, Whispering One (Serialized) [Multiverse Legends] Bird Demon "I suppose you've never heardSet: Multiverse Legends Type: Legendary Creature Phyrexian 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.