Artifact

When Contagion Engine enters, put a -1/-1 counter on each creature target player controls.
{4}, {T}: Proliferate twice. (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"

Artist(s): Nils Hamm