Trample

Whenever Ojer Kaslem deals combat damage to a player, reveal that many cards from the top of your library. You may put a creature card and/or a land card from among them onto the battlefield. Put the rest on the bottom in a random order.

When Ojer Kaslem dies, return it to the battlefield tapped and transformed under its owner's control.

Vigilance

If one or more creature tokens would be created under your control, three times that many of those tokens are created instead.

When Ojer Taq dies, return it to the battlefield tapped and transformed under its owner's control.

Flying, vigilance

Whenever a Dragon you control attacks, tap target nonland permanent an opponent controls. That permanent doesn't untap during its controller's next untap step.

Partner with Zndrsplt, Eye of Wisdom (When this creature enters the battlefield, target player may put Zndrsplt into their hand from their library, then shuffle.)

At the beginning of combat on your turn, flip a coin until you lose a flip.

Whenever a player wins a coin flip, double Okaun's power and toughness until end of turn.

White creature spells you cast cost less to cast.

Whenever you cast a creature spell, create a 1/1 white Warrior creature token with vigilance.

At the beginning of combat on your turn, Oko, the Ringleader becomes a copy of up to one target creature you control until end of turn, except he has hexproof.

+1: Draw two cards. If you've committed a crime this turn, discard a card. Otherwise, discard two cards.

−1: Create a 3/3 green Elk creature token.

−5: For each other nonland permanent you control, create a token that's a copy of that permanent.

+2: Create a Food token. (It's an artifact with ", , Sacrifice this artifact: You gain 3 life.")

+1: Target artifact or creature loses all abilities and becomes a green Elk creature with base power and toughness 3/3.

−5: Exchange control of target artifact or creature you control and target creature an opponent controls with power 3 or less.

As this creature transforms into Olag, Ludevic's Hubris, it becomes a copy of a creature card exiled with it, except its name is Olag, Ludevic's Hubris, it's 4/4, and it's a legendary blue and black Zombie in addition to its other colors and types. Put a number of +1/+1 counters on Olag equal to the number of creature cards exiled with it.

Flying

Whenever a creature you control deals combat damage to a player, create that many Treasure tokens.

Trample

Other creatures you control have trample.

When Old One Eye enters the battlefield, create a 5/5 green Tyranid creature token.

Fast Healing — At the beginning of your precombat main phase, you may discard two cards. If you do, return Old One Eye from your graveyard to your hand.

When you cast this spell, reveal cards from the top of your library until you reveal X creature cards. Put all creature cards revealed this way into your graveyard, then put the rest on the bottom of your library in a random order.

Old Stickfingers's power and toughness are each equal to the number of creature cards in your graveyard.

Flying, haste

Whenever Olivia, Crimson Bride attacks, return target creature card from your graveyard to the battlefield tapped and attacking. It gains "When you don't control a legendary Vampire, exile this creature."

Flying, lifelink

Whenever one or more outlaws you control deal combat damage to a player, create a Treasure token. (Assassins, Mercenaries, Pirates, Rogues, and Warlocks are outlaws.)

, Sacrifice two Treasures: Put two +1/+1 counters on each creature you control. Activate only as a sorcery.

Omarthis, Ghostfire Initiate enters the battlefield with X +1/+1 counters on it.

Whenever you put one or more +1/+1 counters on another colorless creature, you may put a +1/+1 counter on Omarthis.

When Omarthis dies, manifest a number of cards from the top of your library equal to the number of counters on it.

When Omnath, Locus of Creation enters the battlefield, draw a card.

Landfall — Whenever a land enters the battlefield under your control, you gain 4 life if this is the first time this ability has resolved this turn. If it's the second time, add . If it's the third time, Omnath deals 4 damage to each opponent and each planeswalker you don't control.

Landfall — Whenever a land enters the battlefield under your control, create a 5/5 red and green Elemental creature token.

Whenever Omnath, Locus of Rage or another Elemental you control dies, Omnath deals 3 damage to any target.

Whenever Omo, Queen of Vesuva enters the battlefield or attacks, put an everything counter on each of up to one target land and up to one target creature.

Each land with an everything counter on it is every land type in addition to its other types.

Each nonland creature with an everything counter on it is every creature type.

Flying

: Choose a color. Target opponent exiles the top X cards of their library. For each card of the chosen color exiled this way, create a 1/1 blue and black Faerie Rogue creature token with flying.

Living metal (As long as it's your turn, this Vehicle is also a creature.)

Trample

Whenever you attack, bolster 2. The chosen creature gains trample until end of turn. When that creature deals combat damage to a player this turn, convert Optimus Prime.

Lifelink

Whenever Orah, Skyclave Hierophant or another Cleric you control dies, return target Cleric card with lesser mana value from your graveyard to the battlefield.

Flying, trample

When Orcus, Prince of Undeath enters the battlefield, choose one —

• Each other creature gets -X/-X until end of turn. You lose X life.

• Return up to X target creature cards with total mana value X or less from your graveyard to the battlefield. They gain haste until end of turn.

: Prevent all damage that would be dealt to target creature this turn.

Grandeur — Discard another card named Oriss, Samite Guardian: Target player can't cast spells this turn, and creatures that player controls can't attack this turn.

Flying, trample, lifelink

Sacrifice another creature: Draw a card.

, : Create a 1/1 green Snake creature token. If you control ten or more creatures, flip Orochi Eggwatcher.

, : Create a token that's a copy of another target creature you control. It gains haste. Sacrifice it at the beginning of the next end step. Activate only as a sorcery.

, : Create five tokens that are copies of another target creature you control. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.

Vigilance

, Sacrifice an artifact: Target creature you control gets +2/+0 until end of turn.

, , Exile an artifact card with mana value X from your graveyard: Create two tokens that are copies of the exiled card. Activate only as a sorcery.

This spell costs less to cast for each different mana value among cards in your graveyard.

Whenever you discard a nonland card, you may cast it from your graveyard.

: Add .

Channel — , Discard Otawara, Soaring City: Return target artifact, creature, enchantment, or planeswalker to its owner's hand. This ability costs less to activate for each legendary creature you control.

Mutate (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)

Trample

Whenever this creature deals combat damage to a player, return target creature card with mutate from your graveyard to your hand.

Flying

Ward—, Pay 3 life.

Whenever you cast a noncreature spell, create X 1/1 red Phyrexian Goblin creature tokens, where X is the mana value of that spell. They gain haste until end of turn.

Partner with Blue, Loyal Raptor

: Put your choice of a menace, trample, reach, or haste counter on target Dinosaur. Activate only as a sorcery.

Flying

Whenever you cast a Spirit or Arcane spell, create a 3/3 white Spirit creature token with flying.

Artifacts you control have hexproof.

At the beginning of your upkeep, if you control the artifact with the highest mana value or tied for the highest mana value, draw a card.

Vigilance, lifelink

Exile Paladin Danse, Steel Maverick: Each creature you control that's an artifact or Human gains indestructible until end of turn.

At the beginning of your end step, put an influence counter on Palantír of Orthanc and scry 2. Then target opponent may have you draw a card. If that player doesn't, you mill X cards, where X is the number of influence counters on Palantír of Orthanc, and that player loses life equal to the total mana value of those cards.

Flying, trample

At the beginning of your upkeep, sacrifice Palladia-Mors unless you pay .

: Target creature gets +0/+2 until end of turn. Activate only during your turn, before attackers are declared.

Whenever you cast a spell, untap all nonland permanents you control.

Whenever you or a permanent you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless that player pays 4 life.

Whenever you copy a spell, up to one target opponent may also copy that spell. They may choose new targets for that copy.

Commander creatures you own have "Whenever you cast a spell from exile, this creature deals damage equal to that spell's mana value to target opponent."

Goblin offering (You may cast this spell any time you could cast an instant by sacrificing a Goblin and paying the difference in mana costs between this and the sacrificed Goblin. Mana cost includes color.)

Whenever Patron of the Akki attacks, creatures you control get +2/+0 until end of turn.

Moonfolk offering (You may cast this spell any time you could cast an instant by sacrificing a Moonfolk and paying the difference in mana costs between this and the sacrificed Moonfolk. Mana cost includes color.)

Flying

: Put up to two land cards from your hand onto the battlefield tapped.

Snake offering (You may cast this spell any time you could cast an instant by sacrificing a Snake and paying the difference in mana costs between this and the sacrificed Snake. Mana cost includes color.)

: Untap all Forests and all green creatures. Activate only once each turn.

Lifelink

Enchantment spells you cast have affinity for Auras. (They cost less to cast for each Aura you control.)

Whenever you cast an Aura spell that targets a modified permanent you control, draw a card. (Equipment, Auras you control, and counters are modifications.)

If one or more tokens would be created under your control, those tokens plus an additional Food token are created instead. (It's an artifact with ", , Sacrifice this artifact: You gain 3 life.")

Sacrifice three Foods: Draw a card.

When Perrie enters the battlefield, put a shield counter on target creature. (If it would be dealt damage or destroyed, remove a shield counter from it instead.)

Whenever Perrie attacks, target creature you control gains trample and gets +X/+X until end of turn, where X is the number of different kinds of counters among permanents you control.

When Phage the Untouchable enters the battlefield, if you didn't cast it from your hand, you lose the game.

Whenever Phage deals combat damage to a creature, destroy that creature. It can't be regenerated.

Whenever Phage deals combat damage to a player, that player loses the game.

: Phelddagrif gains trample until end of turn. Target opponent creates a 1/1 green Hippo creature token.

: Phelddagrif gains flying until end of turn. Target opponent gains 2 life.

: Return Phelddagrif to its owner's hand. Target opponent may draw a card.

Indestructible

As long as your devotion to blue and black is less than seven, Phenax isn't a creature.

Creatures you control have ": Target player mills X cards, where X is this creature's toughness."

When Phlage enters the battlefield, sacrifice it unless it escaped.

Whenever Phlage enters the battlefield or attacks, it deals 3 damage to any target and you gain 3 life.

Escape—, Exile five other cards from your graveyard. (You may cast this card from your graveyard for its escape cost.)