Contagion Engine [The List] set put a -1/-1 counter on

put a -1/-1 counter on each creature target player controls

- Another shot at tournament powerhouses like Artifact Sanctum and Chimeratech Megafleet Dragon

supplied on turquoise plastic sprues and requiring no glue to assemble:

−3: Destroy target permanent that's one or more colors

Contagion Engine [The List] set put a -1/-1 counter onSet: The List Type: Artifact Rarity: Rare Cost: {6} When Contagion Engine enters the battlefield, put a 1 1 counter on each creature target player controls. {4}, {T}: Proliferate, then proliferate again. (Choose any number of permanents and or players, then give each another counter of each kind already there. Then do it again.)