If someone plays Chainer's Edict or Consuming Vapors and your only creature is indestructible, it'll still be sacrificed
Pro-tip: This card is pretty unreasonable in multiples
Table of Contents show What Are the Worst Commanders in MTG
Smothering Tithe Bolas's Citadel Jeska's Will Kinnan, Bonder Prodigy Ancient Tomb Mox Diamond Chrome Mox Mana Vault Lion's Eye Diamond Grim Monolith Yuriko, the Tiger's Shadow Winota, Joiner of Forces Gaea's Cradle Serra's Sanctum With little synergistic work, Gaea's Cradle and Serra's Sanctum produce insane amounts of mana
It takes down almost any creature for one mana without a cost restriction or hoop to jump through
Black is the color in MTG that specializes in discard spells, creature-killing spells, reanimation spells and cards that are generally oppressive to play against (and some cards that are actually Oppression in cardboard form)