Phyrexia: All Will Be One

Annex Sentry | Artifact Creature | Phyrexian Cleric | Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) When Annex Sentry enters the battlefield, exile target artifact or creature an opponent controls with mana value 3 or less until Annex Sentry leaves the battlefield. | David Astruga

Distorted Curiosity | Sorcery | | Corrupted — This spell costs {2} less to cast if an opponent has three or more poison counters. Draw two cards. | Svetlin Velinov

Reject Imperfection | Instant | | Counter target spell. If that spell's mana value was 3 or less, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) | David Astruga

Tamiyo's Logbook | Artifact | | {5}{U}, {T}: Draw a card. This ability costs {1} less to activate for each other artifact you control. | Piotr Dura

Trawler Drake | Creature | Phyrexian Drake | Flying Trawler Drake enters the battlefield with an oil counter on it. Trawler Drake gets +1/+1 for each oil counter on it. Whenever you cast a noncreature spell, put an oil counter on Trawler Drake. | Daniel Ljunggren

Unctus's Retrofitter | Creature | Phyrexian Artificer | Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) When Unctus's Retrofitter enters the battlefield, up to one target artifact you control becomes an artifact creature with base power and toughness 4/4 for as long as Unctus's Retrofitter remains on the battlefield. | Cristi Balanescu

Ambulatory Edifice | Artifact Creature | Phyrexian Construct | When Ambulatory Edifice enters the battlefield, you may pay 2 life. When you do, target creature gets -1/-1 until end of turn. | Ariel Perez

Chittering Skitterling | Creature | Phyrexian Rat | Corrupted — Sacrifice an artifact or creature: Draw a card. Activate only if an opponent has three or more poison counters and only once each turn. | Nils Hamm

Furnace Punisher | Creature | Phyrexian Warrior | Menace At the beginning of each player's upkeep, Furnace Punisher deals 2 damage to that player unless they control two or more basic lands. | Lauren K. Cannon

Magmatic Sprinter | Creature | Phyrexian Warrior | Haste When Magmatic Sprinter enters the battlefield, put two oil counters on target artifact or creature you control. At the beginning of your end step, return Magmatic Sprinter to its owner's hand unless you remove two oil counters from it. | Samuel Araya

Rebel Salvo | Instant | | Affinity for Equipment (This spell costs {1} less to cast for each Equipment you control.) Rebel Salvo deals 5 damage to target creature or planeswalker. That permanent loses indestructible until end of turn. | Khurrum

Viral Spawning | Sorcery | | Create a 3/3 green Phyrexian Beast creature token with toxic 1. (Players dealt combat damage by it also get a poison counter.) Corrupted — As long as an opponent has three or more poison counters and Viral Spawning is in your graveyard, it has flashback {2}{G}. (You may cast this card from your graveyard for its flashback cost. Then exile it.) | Denis Zhbankov

Bladehold War-Whip | Artifact | Equipment | For Mirrodin! (When this Equipment enters the battlefield, create a 2/2 red Rebel creature token, then attach this to it.) Equip abilities you activate of other Equipment cost {1} less to activate. Equipped creature has double strike. Equip {3}{R}{W} | Tony Foti

Tainted Observer | Creature | Phyrexian Bird | Flying Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) Whenever another creature enters the battlefield under your control, 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.) | Johann Bodin

Charforger | Creature | Phyrexian Beast | When Charforger enters the battlefield, create a 1/1 red Phyrexian Goblin creature token. Whenever another creature or artifact you control is put into a graveyard from the battlefield, put an oil counter on Charforger. Remove three oil counters from Charforger: Exile the top card of your library. You may play that card this turn. | Svetlin Velinov

Atraxa's Skitterfang | Artifact Creature | Phyrexian Insect | Atraxa's Skitterfang enters the battlefield with three oil counters on it. At the beginning of combat on your turn, you may remove an oil counter from Atraxa's Skitterfang. When you do, target creature you control gains your choice of flying, vigilance, deathtouch, or lifelink until end of turn. | Billy Christian

Ichorplate Golem | Artifact Creature | Phyrexian Golem | Whenever a creature enters the battlefield under your control, if it has one or more oil counters on it, put an oil counter on it. Creatures you control with oil counters on them get +1/+1. | Sam Wolfe Connelly