Tainted Observer (ONE) #217 [EN/F]

{1}{G}{U} · Creature — Phyrexian Bird · 2/3 · Flying Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) Whenever another creature you control enters, you may pay {2}. If you do, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) · Illustrated by Johann Bodin · Phyrexia: All Will Be One #217 · EDHREC rank 6855 · Magic: The Gathering, MTG