Glissa's Retriever (18) [Phyrexia: All Will Be One Commander]

Haste, toxic 3 (Players dealt combat damage by this creature also get three poison counters.) This creature can't be blocked by creatures with power 2 or less. Corrupted — When this creature dies, exile it. When you do, return up to X target cards from your graveyard to your hand, where X is the number of opponents who have three or more poison counters.