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Honorable Mentions Power-Glove Ralph is undoubtedly a good card with good abilities

If you control a monster whose original name is "Obelisk the Tormentor": Negate the effects of 1 monster your opponent controls, and if you do, destroy it, also for the rest of the turn, negate the effects of monsters with the same original name as the destroyed monster, then if it is your main phase, destroy all Spells and Traps your opponent controls

This is exactly what got it banned in Kaladesh Standard only a few months after its release

Unfortunately for Sinkhole, black decks or mono-black decks arent that interested in the effect

It draws you three cards at the cost of 3 life, tipping the scales in your favor in the mid to late game, as long as you can spare the life