Sheoldred, Whispering One (16) - BORDERLESS - FULL ART (mythic) | MP

This is a Moderately Played card, from the Multiverse Legends set. It has a color identity of: 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 of their choice.