Manhole Cover [Teenage Mutant Ninja Turtles Commander] Minotaur Shaman You may cast any number

You may cast any number of spells from among the nonland cards exiled this way without paying their mana costs

one must brave a volcanic dungeon

Merciless Angel gets +3/+3 for each opponent whose life total is less than half their starting life total

if it was historic

Skullcrack deals 3 damage to target player or planeswalker

Manhole Cover [Teenage Mutant Ninja Turtles Commander] Minotaur Shaman You may cast any numberSet: Teenage Mutant Ninja Turtles Commander Type: Artifact Rarity: Uncommon Cost: {2} Flash (You may cast this spell any time you could cast an instant.) When this artifact enters, target creature gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.) {2}, Sacrifice this artifact: Target player draws a card.