Phyrexia: All Will Be One

Blightbelly Rat | Creature | Phyrexian Rat | Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) When Blightbelly Rat dies, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) | Yeong-Hao Han

Bonepicker Skirge | Creature | Phyrexian Imp | Flying Corrupted — As long as an opponent has three or more poison counters, Bonepicker Skirge has deathtouch and lifelink. | Dave Kendall

Cruel Grimnarch | Creature | Phyrexian Cleric | Deathtouch When Cruel Grimnarch enters the battlefield, each opponent discards a card. For each opponent who can't, you gain 4 life. | Allen Williams

Cutthroat Centurion | Artifact Creature | Phyrexian Warrior | Sacrifice another artifact or creature: Cutthroat Centurion gets +2/+2 until end of turn. Activate only once each turn. | Ariel Perez

Fleshless Gladiator | Creature | Phyrexian Skeleton | Corrupted — {2}{B}: Return Fleshless Gladiator from your graveyard to the battlefield tapped. You lose 1 life. Activate only if an opponent has three or more poison counters. | Konstantin Porubov

Gulping Scraptrap | Creature | Phyrexian Horror | When Gulping Scraptrap enters the battlefield or dies, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) | Mike Franchina

Pestilent Syphoner | Creature | Phyrexian Insect | Flying Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) | Brian Valeza

Sheoldred's Headcleaver | Creature | Phyrexian Warrior | Menace Toxic 2 (Players dealt combat damage by this creature also gets two poison counter.) | Andrey Kuzinskiy

Stinging Hivemaster | Creature | Phyrexian Warlock | Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) When Stinging Hivemaster dies, create a 1/1 colorless Phyrexian Mite artifact creature token with toxic 1 and "This creature can't block." | Lie Setiawan

Testament Bearer | Creature | Phyrexian Warrior | When Testament Bearer dies, look at the top three cards of your library. Put one of them into your hand and the rest into your graveyard. | Raluca Marinescu