scheme cards mtg Magic: The Gathering: Archenemy Promos, Pt. 1: Enhanced Scheming! An opponent chooses one of those piles (MTG) 10 Archenemy Scheme Cards

Red and blue work excellent together because you can get your smaller red creatures out faster while preventing the opponent's stronger creatures from coming to the battlefield

With proactive decks faster than ever wielding redundant threats designed to trade well against removal, while also demanding it fair decks must lean more heavily on strict lock cards to stay alive while maintaining resource efficiency

Weak to mass bounce or repeated songs if you can't stick a midgame board

Unfortunately, they're mostly Spirits, Thopters, and Soldiers

Similarly, if you sacrifice a creature to activate a mana ability while casting a spell with convoke, that creature won't be on the battlefield when you pay the spell's costs, so you won't be able to tap it for convoke