Avatar: The Last Airbender

Enchantment — Aura

Enchant creature you control
Enchanted creature gets +1/+1 for each creature card in your graveyard and is an Avatar in addition to its other types.
When enchanted creature dies, mill cards equal to its power. Return this card to its owner's hand and up to one creature card milled this way to the battlefield under your control.

Avatar Destiny

Legendary Creature — Avatar Spirit Ally

Reach, trample
Whenever Aang and La attack, put a +1/+1 counter on each tapped creature you control.

Aang and La, Ocean's Fury

Legendary Creature — Human Avatar Ally

Flash
Flying
When Aang enters, airbend up to one other target creature or spell. (Exile it. While it's exiled, its owner may cast it for {2} rather than its mana cost.)
Waterbend {8}: Transform Aang.

Aang, Swift Savior

Legendary Creature — Human Noble Ally

Firebending X, where X is Fire Lord Zuko's power. (Whenever this creature attacks, add X {R}. This mana lasts until end of combat.)
Whenever you cast a spell from exile and whenever a permanent you control enters from exile, put a +1/+1 counter on each creature you control.

Fire Lord Zuko

Legendary Creature — Human Warrior Ally

If a triggered ability of an Ally you control triggers, that ability triggers an additional time.

Katara, the Fearless

Nontoken artifacts you control are lands in addition to their other types. (They don't gain the ability to {T} for mana.)
At the beginning of your end step, earthbend 2. (Target land you control becomes a 0/0 creature with haste that's still a land. Put two +1/+1 counters on it. When it dies or is exiled, return it to the battlefield tapped.)

Toph, the First Metalbender

Commander Masters

Legendary Creature — Spirit

Whenever a creature with power 1 or less is put into your graveyard from the battlefield, you may return that card to the battlefield at the beginning of the next end step if Shirei is still on the battlefield.

Shirei, Shizo's Caretaker

Multiverse Legends

Legendary Creature — Phyrexian Praetor

Vigilance
Other creatures you control get +2/+2.
Creatures your opponents control get -2/-2.

Elesh Norn, Grand Cenobite

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)
At the beginning of your upkeep, return target creature card from your graveyard to the battlefield.
At the beginning of each opponent's upkeep, that player sacrifices a creature of their choice.

Sheoldred, Whispering One

Creatures you control have haste.
Creatures your opponents control enter tapped.

Urabrask the Hidden

Enchantment — Saga

(As this Saga enters and after your draw step, add a lore counter.)
I — Mill ten cards. Put up to two creature cards from among the milled cards onto the battlefield.
II — Distribute seven +1/+1 counters among any number of target creatures you control.
III — Until end of turn, creatures you control gain "{1}: This creature fights target creature you don't control." Exile this Saga, then return it to the battlefield (front face up).

The Grand Evolution

March of the Machine

Reach, trample
When Vorinclex enters, search your library for up to two Forest cards, reveal them, put them into your hand, then shuffle.
{6}{G}{G}: Exile Vorinclex, then return it to the battlefield transformed under its owner's control. Activate only as a sorcery.

Vorinclex

Incubator // Phyrexian

Legendary Creature — Phyrexian Zombie Elf

At the beginning of combat on your turn, choose one —
• Incubate 2 twice. (To incubate 2, create an Incubator token with two +1/+1 counters on it and "{2}: Transform this token." It transforms into a 0/0 Phyrexian artifact creature.)
• Transform all Incubator tokens you control.
• Phyrexians you control gain first strike and deathtouch until end of turn.

Glissa, Herald of Predation

Card

Karumonix, the Rat King

Phyrexia: All Will Be One Art Series

Phyrexia: All Will Be One

Creature — Phyrexian Bird Horror

Flying
Whenever this creature deals combat damage to a player, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Thrummingbird

Poison Counter

Blightbelly Rat

Creature — Phyrexian Rat

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

Creature — Phyrexian Imp

Flying
Corrupted — As long as an opponent has three or more poison counters, this creature has deathtouch and lifelink.

Bonepicker Skirge

Creature — Phyrexian Warrior

Menace
At the beginning of each player's upkeep, this creature deals 2 damage to that player unless they control two or more basic lands.

Furnace Punisher

Creature — Phyrexian Beast

Haste
Whenever you cast a noncreature spell, put an oil counter on this creature.
{T}, Remove an oil counter from this creature: It deals 1 damage to each opponent.

Sawblade Scamp

Legendary Creature — Phyrexian Horror

If one or more tokens would be created under your control, twice that many of those tokens are created instead.
{1}{W/P}{W/P}, Sacrifice two other artifacts and/or creatures: Put an indestructible counter on Mondrak. ({W/P} can be paid with either {W} or 2 life.)

Mondrak, Glory Dominus

Legendary Creature — Phyrexian Zombie

Other creatures you control get -1/-1.
{1}{B}{B}, {T}: Return target creature card from your graveyard to the battlefield. It gains "If this creature would leave the battlefield, exile it instead of putting it anywhere else." Activate only as a sorcery.

Geth, Thane of Contracts

Legendary Creature — Phyrexian Rat

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.)
Other Rats you control have toxic 1.
When Karumonix enters, look at the top five cards of your library. You may reveal any number of Rat cards from among them and put the revealed cards into your hand. Put the rest on the bottom of your library in a random order.

Tyrranax Rex

Creature — Phyrexian Dinosaur

This spell can't be countered.
Trample, ward {4}, haste
Toxic 4 (Players dealt combat damage by this creature also get four poison counters.)

Legendary Creature — Phyrexian Beast

At the beginning of your end step, you may sacrifice another creature. If you do, reveal cards from the top of your library until you reveal a nonlegendary creature card with lesser mana value, put it onto the battlefield, then put the rest on the bottom of your library in a random order.

Kethek, Crucible Goliath

Secret Lair Drop

Phyrexian Crusader

Creature — Phyrexian Zombie Knight

First strike, protection from red and from white
Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)