As CARDNAME enters the battlefield, you become Abian. (Your life total becomes equal to their loyalty. You can activate the loyalty abilities by spending or gaining life.)

+3: Discard your hand, then draw cards equal to the greatest power among creatures you control.

+1: Create a 3/2 red and green Spirit creature token.

−X: You deal X damage to any target.

+1: Put a +1/+1 counter on up to one target creature.

−3: Target creature gains flying and double strike until end of turn.

−8: Create X 2/2 white Cat creature tokens, where X is your life total.

+1: Create a 1/1 white Soldier creature token with lifelink.

−2: Put two +1/+1 counters on target creature. It becomes an Angel in addition to its other types and gains flying.

−6: Return all nonland permanent cards with mana value 3 or less from your graveyard to the battlefield.

Daybound (If a player casts no spells during their own turn, it becomes night next turn.)

+1: Until your next turn, you may cast creature spells as though they had flash, and each creature you control enters the battlefield with an additional +1/+1 counter on it.

−3: Create two 2/2 green Wolf creature tokens.

+1: Create a 2/3 blue and black Nightmare creature token with "Whenever this creature attacks or blocks, each opponent exiles the top two cards of their library."

−3: Return target nonland permanent to its owner's hand, then that player exiles a card from their hand.

−7: You may cast up to three spells from among face-up cards your opponents own from exile without paying their mana costs.

0: Put a loyalty counter on each red planeswalker you control.

0: Create two 1/1 red Elemental creature tokens. They gain haste. Sacrifice them at the beginning of the next end step.

−2: You may cast target instant or sorcery card with mana value 3 or less from your graveyard. If that spell would be put into your graveyard, exile it instead.

At the beginning of your end step, put a loyalty counter on another target planeswalker you control.

+1: Create a 1/1 red Wizard creature token with ": Add . Spend this mana only to cast a planeswalker spell."

−3: You draw X cards and Commodore Guff deals X damage to each opponent, where X is the number of planeswalkers you control.

Commodore Guff can be your commander.

+1: Until end of turn, whenever a creature you control deals combat damage to a player, put a loyalty counter on Dovin, Grand Arbiter.

−1: Create a 1/1 colorless Thopter artifact creature token with flying. You gain 1 life.

−7: Look at the top ten cards of your library. Put three of them into your hand and the rest on the bottom of your library in a random order.

+2: You gain 1 life for each creature you control.

−2: Create three 1/1 white Soldier creature tokens.

−5: Destroy all other permanents except for lands and tokens.

+1: Create three 1/1 white Soldier creature tokens.

−3: Destroy all creatures with power 4 or greater.

−7: You get an emblem with "Creatures you control get +2/+2 and have flying."

+2: Untap each enchanted permanent you control.

−1: Create a white Aura enchantment token named Mask attached to another target permanent. The token has enchant permanent and totem armor.

−7: Mill seven cards. Return all non-Aura enchantment cards from your graveyard to the battlefield, then do the same for Aura cards.

Estrid, the Masked can be your commander.

When Garruk Relentless has two or fewer loyalty counters on him, transform him.

0: Garruk Relentless deals 3 damage to target creature. That creature deals damage equal to its power to him.

0: Create a 2/2 green Wolf creature token.

+1: Destroy another target planeswalker.

+1: Create a 3/3 black Beast creature token with deathtouch.

−3: Destroy target creature. You gain life equal to its toughness.

−8: Target opponent gets an emblem with "Whenever a creature attacks you, it gets +5/+5 and gains trample until end of turn."

+1: Create a 3/3 green Beast creature token.

−3: Draw cards equal to the greatest power among creatures you control.

−6: Create a 6/6 green Wurm creature token for each land you control.

+1: Up to one target creature gets +3/+3 and gains trample until end of turn.

−2: Create a 3/3 green Beast creature token. Then if an opponent controls more creatures than you, put a loyalty counter on Garruk, Unleashed.

−7: You get an emblem with "At the beginning of your end step, you may search your library for a creature card, put it onto the battlefield, then shuffle."

As long as Grist, the Hunger Tide isn't on the battlefield, it's a 1/1 Insect creature in addition to its other types.

+1: Create a 1/1 black and green Insect creature token, then mill a card. If an Insect card was milled this way, put a loyalty counter on Grist and repeat this process.

−2: You may sacrifice a creature. When you do, destroy target creature or planeswalker.

−5: Each opponent loses life equal to the number of creature cards in your graveyard.

+1: Whenever one or more creatures you control deal combat damage to a player this turn, draw a card, then discard a card.

−2: Create a 2/2 blue Illusion creature token with "When this creature becomes the target of a spell, sacrifice it."

−5: Create two tokens that are copies of Jace, Cunning Castaway, except they're not legendary.

+1: Create a 1/1 red Monk creature token with prowess.

−1: Exile the top two cards of your library. Choose one of them. You may play that card this turn.

−2: Choose target creature an opponent controls. Whenever you attack this turn, Jaya, Fiery Negotiator deals damage equal to the number of attacking creatures to that creature.

−8: You get an emblem with "Whenever you cast a red instant or sorcery spell, copy it twice. You may choose new targets for the copies."

Whenever one or more creatures you control deal combat damage to a player, you may return one of them to its owner's hand. If you do, you may activate loyalty abilities of Kaito twice this turn rather than only once.

+1: Up to one target creature can't attack or block until your next turn.

0: Draw a card.

−2: Create a 2/2 colorless Drone artifact creature token with deathtouch and "When this creature leaves the battlefield, each opponent loses 2 life and you gain 2 life."

+1: Reveal the top two cards of your library. An opponent chooses one of them. Put that card into your hand and exile the other with a silver counter on it.

−1: Put a card you own with a silver counter on it from exile into your hand.

−2: Create a 0/0 colorless Construct artifact creature token with "This creature gets +1/+1 for each artifact you control."

Spells your opponents cast that target a creature or planeswalker you control cost more to cast.

−2: Create a 2/2 blue Wizard creature token. Draw a card, then discard a card.

+1: Create a 2/2 black Zombie creature token. Mill two cards.

−3: Return target creature card from your graveyard to the battlefield. That creature is a black Zombie in addition to its other colors and types.

−7: Destroy all non-Zombie creatures.

Whenever a creature you control dies, put a loyalty counter on Lolth, Spider Queen.

0: You draw a card and you lose 1 life.

−3: Create two 2/1 black Spider creature tokens with menace and reach.

−8: You get an emblem with "Whenever an opponent is dealt combat damage by one or more creatures you control, if that player lost less than 8 life this turn, they lose life equal to the difference."

+2: Draw two cards, then put a card from your hand on the bottom of your library.

−2: Create a blue Dog Illusion creature token with "This creature's power and toughness are each equal to twice the number of cards in your hand."

−10: Exchange your hand and library, then shuffle. You get an emblem with "You have no maximum hand size."

+1: Create a 1/1 white Kor Warrior creature token. You may attach an Equipment you control to it.

−2: Look at the top six cards of your library. You may reveal a Warrior or Equipment card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

−3: Nahiri, Heir of the Ancients deals damage to target creature or planeswalker equal to twice the number of Equipment you control.

When Niko Aris enters the battlefield, create X Shard tokens. (They're enchantments with ", Sacrifice this enchantment: Scry 1, then draw a card.")

+1: Up to one target creature you control can't be blocked this turn. Whenever that creature deals damage this turn, return it to its owner's hand.

−1: Niko Aris deals 2 damage to target tapped creature for each card you've drawn this turn.

−1: Create a Shard token.

+1: Reveal the top card of your library. If it's a land card, put it onto the battlefield. Otherwise, put it into your hand.

−2: Create Ashaya, the Awoken World, a legendary 4/4 green Elemental creature token.

−7: Untap up to six target lands. They become 6/6 Elemental creatures. They're still lands.

+2: Each opponent loses 1 life. You gain life equal to the life lost this way.

−2: Create a 5/5 black Demon creature token with flying. You lose 2 life.

−8: You get an emblem with ", Sacrifice a creature: You gain X life and draw X cards, where X is the sacrificed creature's power."

Ob Nixilis of the Black Oath can be your commander.

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.

Whenever you cast a spell from exile, Quintorius Kand deals 2 damage to each opponent and you gain 2 life.

+1: Create a 3/2 red and white Spirit creature token.

−3: Discover 4.

−6: Exile any number of target cards from your graveyard. Add for each card exiled this way. You may play those cards this turn.

+1: Scry 1. You may tap an untapped artifact you control. If you do, draw a card.

−2: Create two 1/1 colorless Thopter artifact creature tokens with flying. They gain haste until end of turn.

−4: You get an emblem with "Artifact creatures you control get +1/+1" and "Artifact spells you cast cost less to cast."

Whenever a creature attacks you or a planeswalker you control, each Dragon you control deals 1 damage to that creature.

+1: Until end of turn, each planeswalker you control becomes a 4/4 red Dragon creature and gains flying.

−3: Create a 4/4 red Dragon creature token with flying.

+1: Creatures you control get +1/+1 and gain haste until end of turn.

−2: Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn.

−6: Create five 4/4 red Dragon creature tokens with flying.

+2: Creatures you control with flying get +1/+1 until end of turn.

−3: Create a 4/4 white Angel creature token with flying and vigilance.

−6: You get an emblem with "If you control a creature, damage that would reduce your life total to less than 1 reduces it to 1 instead."

+1: Reveal the top card of your library and put that card into your hand. Each opponent loses life equal to its mana value.

−X: Sorin, Grim Nemesis deals X damage to target creature or planeswalker and you gain X life.

−9: Create a number of 1/1 black Vampire Knight creature tokens with lifelink equal to the highest life total among all players.

+1: Until your next turn, creatures you control get +1/+0 and gain lifelink.

−2: Create a 2/2 black Vampire creature token with flying.

−6: You get an emblem with "At the beginning of each opponent's upkeep, that player sacrifices a creature."

Whenever you draw a card, put a loyalty counter on Teferi, Temporal Pilgrim.

0: Draw a card.

−2: Create a 2/2 blue Spirit creature token with vigilance and "Whenever you draw a card, put a +1/+1 counter on this creature."

−12: Target opponent chooses a permanent they control and returns it to its owner's hand. Then they shuffle each nonland permanent they control into its owner's library.

You have hexproof. (You can't be the target of spells or abilities your opponents control.)

−2: Create a 0/3 white Wall creature token with defender.

+1: Create a 1/1 colorless Thopter artifact creature token with flying.

0: Draw a card. If you control three or more artifacts, draw two cards instead.

−9: You get an emblem with "At the beginning of your end step, search your library for a permanent card, put it onto the battlefield, then shuffle."

Flash

As long as The Wandering Emperor entered the battlefield this turn, you may activate her loyalty abilities any time you could cast an instant.

+1: Put a +1/+1 counter on up to one target creature. It gains first strike until end of turn.

−1: Create a 2/2 white Samurai creature token with vigilance.

−2: Exile target tapped creature. You gain 2 life.

+1: Add . Draft a card from Tibalt, Wicked Tormentor's spellbook, then exile it. Until end of turn, you may cast that card.

+1: Tibalt, Wicked Tormentor deals 3 damage to target creature or planeswalker unless its controller has Tibalt deal 3 damage to them. If they do, you may discard a card. If you do, draw a card.

−X: Create X 1/1 red Devil creature tokens with "When this creature dies, it deals 1 damage to any target."

You may activate the loyalty abilities of Urza, Planeswalker twice each turn rather than only once.

+2: Artifact, instant, and sorcery spells you cast this turn cost less to cast. You gain 2 life.

+1: Draw two cards, then discard a card.

0: Create two 1/1 colorless Soldier artifact creature tokens.

−3: Exile target nonland permanent.

−10: Artifacts and planeswalkers you control gain indestructible until end of turn. Destroy all nonland permanents.

You may look at the top card of your library any time.

You may cast creature spells from the top of your library.

+1: Create a 3/3 green Beast creature token. Put your choice of a vigilance counter, a reach counter, or a trample counter on it.

−2: When you next cast a creature spell this turn, search your library for a creature card with lesser mana value, put it onto the battlefield, then shuffle.

+2: Create a 2/2 black Pirate creature token with menace.

−3: Destroy target artifact, creature, or enchantment. Create a Treasure token. (It's an artifact with ", Sacrifice this artifact: Add one mana of any color.")

−10: Target player's life total becomes 1.

+1: Reveal the top four cards of your library. Put all land cards revealed this way into your hand and the rest into your graveyard.

0: Put any number of land cards from your hand onto the battlefield tapped.

−3: Create a green Treefolk creature token with reach and "This creature's power and toughness are each equal to the number of lands you control."

−8: Return all permanent cards from your graveyard to your hand. You get an emblem with "You have no maximum hand size."

+1: Creatures you control get +1/+0 and gain haste until end of turn.

0: Create a 1/1 red Devil creature token with "When this creature dies, it deals 1 damage to any target."

−6: You get an emblem with "At the end of the first combat phase on your turn, untap target creature you control. After this phase, there is an additional combat phase."