10+ Strongest Yu Gi Oh! cards ranked: Power, rarity & value guide The "Power 9" of yugioh as magic cards! i know some of them are just powercreeped versions of existing magic cards but how would they affect the actual game? : r custommagic type in the comments section which cards do you think were great in the past but now have fallen into power creep. I'll go first with this classic : r yugioh Spell Power Mastery