pokemon card dusknoir - 104/101 - Secret Ultra Rare - » Pokemon Singles » Black & White: Plasma Blast you may move 1 damage counter from 1 of your opponents Pokemon to another of your opponents Pokemon. Pokemon Supreme Victors League Promo

There's such a plethora of spots like these and the fact that it's almost unresolvable without a Google search or a judge makes it a #1 complicated card in my book

Stack up spell triggers, swarm the board with tokens, and burn down opponents with overwhelming spell value

Instead it's filled with reactive cards like Heartless Act, Neutralize, and Extinction Event

Despite it having a static characteristic-defining ability (CDA), it will have to wave all subtypes except Treefolk byebye

You could play games of Commander Archenemy, where you use the typical Commander banlist, or Standard Archenemy, where everyones deck must be Standard-legal (before the addition of the scheme decks, of course)