Laboratory Maniac (Borderless) [Secret Lair Drop Series] – Trendy Electric Mobility Gear for Modern Riders

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.)Deep into that darkness peering, long I stood there wondering, fearing..Edgar Allen Poe, The Raven