Abhorrent Overlord MTG Theros Card - Powerful Black Creature for Commander & Standard Decks | Perfect for Theros Beyond Death Gameplay" （注：根据内容推测这可能是一张万智牌卡牌，因此优化标题时加入了游戏名称"MTG"和系列名称"Theros"，并添加了使用场景如"Commander & Standard Decks"和"Theros Beyond Death Gameplay"以提升SEO效果。）

Flying
When Abhorrent Overlord enters the battlefield, create a number of 1/1 black Harpy creature tokens with flying equal to your devotion to black. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.)
At the beginning of your upkeep, sacrifice a creature.