In particular, abilities that let a player cast a spell without paying mana were often abused, as was the case with Aetherworks Marvel
Still the power level of the effect is proven and Muse Seeker will open possibilities
This brings back planeswalkers, Ulamogs, other copies of itself
If it's not killed the turn it's played, it'll very often run away with the game
That seems good, but the floor is so low that you often wont want to run it at all
Joining Reanimate, Coffin Queen and Living Death among the set's top reanimation spells, Corpse Dance boasting buyback means if you pay instead of , this effect is repeatable as this instant simply returns to your hand upon resolving instead of going to the yard