daryl mtg card hunter of walkers deck tech EDH Commander TWD the walking dead secret lair Whenever a Zombie an opponent controls dies Daryl, Hunter of Walkers MTG

While new listings start at a similar price point, around $19 including shipping, TCGplayer Direct has played a role here

The higher the number on the left, the greater the facesmashery the creature can inflict on an unwitting and often unwilling opponent

The King Kraken Harpoon would be a valuable addition to a control deck focused on disrupting the opponent's hand and generating additional resources

My final advice would be: use the basic frame structure as a constraint (limitation breeds creativity, Mark Rosewater says), and if needed work from there to create new details that are really meaningful for the game, and be more careful not to create more noise

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Or how about Null Profusion, Psychic Possession, Zur's Weirding