You may exert Trueheart Twins as it attacks. (It won't untap during your next untap step.)

Whenever you exert a creature, creatures you control get +1/+0 until end of turn.

Trample

When Trumpeting Carnosaur enters, discover 5.

, Discard Trumpeting Carnosaur: It deals 3 damage to target creature or planeswalker.

Create a 3/3 green Elephant creature token.

Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

Flying

Celebration — Tuinvale Guide gets +1/+0 and has lifelink as long as two or more nonland permanents entered the battlefield under your control this turn.

Create an X/X green Elemental creature token, where X is the greatest power among creatures you control.

Plot (You may pay and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)

Whenever you crank Turbo-Thwacking Auto-Hammer, target creature gains double strike until end of turn.

Target creature gets +3/+0 until end of turn. When it dies this turn, manifest dread. (Look at the top two cards of your library. Put one onto the battlefield face down as a 2/2 creature and the other into your graveyard. Turn it face up any time for its mana cost if it's a creature card.)

As Turntimber, Serpentine Wood enters, you may pay 3 life. If you don't, it enters tapped.

: Add .

Outlast (, : Put a +1/+1 counter on this creature. Outlast only as a sorcery.)

Each creature you control with a +1/+1 counter on it has trample.

Twin Bolt deals 2 damage divided as you choose among one or two targets.

Double strike

Disturb (You may cast this card from your graveyard transformed for its disturb cost.)

Whenever you gain life, put a +1/+1 counter on Twinblade Paladin.

As long as you have 25 or more life, Twinblade Paladin has double strike. (It deals both first-strike and regular combat damage.)

Copy target instant or sorcery spell. You may choose new targets for the copy.

Strive — This spell costs more to cast for each target beyond the first.

Choose any number of target creatures you control. For each of them, create a token that's a copy of that creature, except it has haste. Exile those tokens at the beginning of the next end step.

, : You may cast a spell from your hand without paying its mana cost if it has the same name as a spell that was cast this turn.

Whenever you attack, choose odd or even. Creatures with mana value of that quality can't block this turn. (Zero is even.)

Each other colorless creature you control has bloodthirst 2. (If an opponent was dealt damage this turn, that creature enters with two additional +1/+1 counters on it.)

Double strike

Reach

When Twin-Silk Spider enters, create a 1/2 green Spider creature token with reach.

: Regenerate Twisted Abomination. (The next time this creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Swampcycling (, Discard this card: Search your library for a Swamp card, reveal it, put it into your hand, then shuffle.)

Whenever equipped creature attacks, double its power until end of turn.

Equip

Sleight of Hand — : Draw two cards.

, : Tap target creature.

Colorless spells you cast cost less to cast.

+1: Exile the top card of your library face down and look at it. Create a 2/2 colorless Spirit creature token. When that token leaves the battlefield, put the exiled card into your hand.

−3: Destroy target permanent that's one or more colors.

Devoid (This card has no color.)

Return target nonland permanent you don't control to its owner's hand.

Whenever you cast a colorless spell with mana value 7 or greater, you may exile Ugin's Binding from your graveyard. When you do, return each nonland permanent you don't control to its owner's hand.

When Ugin's Construct enters, sacrifice a permanent that's one or more colors.

Imprint — When Ugin's Labyrinth enters, you may exile a colorless card with mana value 7 or greater from your hand.

: Add . If a card is exiled with Ugin's Labyrinth, add instead.

: Return the exiled card to its owner's hand.

If a player would begin an extra turn, that player skips that turn instead.

If Ugin's Nexus would be put into a graveyard from the battlefield, instead exile it and take an extra turn after this one.

When you cast this spell, destroy target permanent.

Indestructible

Annihilator 4 (Whenever this creature attacks, defending player sacrifices four permanents.)

When Ulamog, the Infinite Gyre is put into a graveyard from anywhere, its owner shuffles their graveyard into their library.

Squad (As an additional cost to cast this spell, you may pay any number of times. When this creature enters, create that many tokens that are copies of it.)

Other creatures you control get +1/+1.

2 — When this permanent dies, return target noncreature, nonland card from your graveyard to your hand.

4 — Whenever this creature deals combat damage to a player, that player mills twice that many cards.

2 — 2/3

3 — 7/2

: Untap another target permanent.

: Add . Spend this mana only to pay a disturb cost or cast an instant or sorcery spell.

Unbreathing Horde enters with a +1/+1 counter on it for each other Zombie you control and each Zombie card in your graveyard.

If Unbreathing Horde would be dealt damage, prevent that damage and remove a +1/+1 counter from it.

Enchant nonbasic land

When enchanted land becomes tapped, destroy it.

Trample, haste

You may cast Undead Sprinter from your graveyard if a non-Zombie creature died this turn. If you do, Undead Sprinter enters with a +1/+1 counter on it.

When Undercity Eliminator enters, you may sacrifice an artifact or creature. When you do, exile target creature an opponent controls.

Creatures you control gain deathtouch until end of turn. Then target creature you control fights target creature you don't control. (Each deals damage equal to its power to the other.)

Vigilance

When Undermountain Adventurer enters, you take the initiative.

: Add . If you've completed a dungeon, add six instead.

Constellation — Whenever Underworld Coinsmith or another enchantment you control enters, you gain 1 life.

, Pay 1 life: Each opponent loses 1 life.

When Undying Beast dies, put it on top of its owner's library.

Exile cards from the top of your library until you exile a nonland card. Undying Flames deals damage to any target equal to that card's mana value.

Epic (For the rest of the game, you can't cast spells. At the beginning of each of your upkeeps, copy this spell except for its epic ability. You may choose a new target for the copy.)

Enchant creature

Enchanted creature gets +2/+2 and can't block.

When Undying Rage is put into a graveyard from the battlefield, return Undying Rage to its owner's hand.

Flying

Sphinx spells you cast cost less to cast.

Whenever Unesh, Criosphinx Sovereign or another Sphinx you control enters, reveal the top four cards of your library. An opponent separates those cards into two piles. Put one pile into your hand and the other into your graveyard.

For each player, exile up to one target nonland permanent that player controls. For each permanent exiled this way, its controller cloaks the top card of their library. (To cloak a card, put it onto the battlefield face down as a 2/2 creature with ward . Turn it face up any time for its mana cost if it's a creature card.)

Draw three cards.

Adamant — If at least three blue mana was spent to cast this spell, scry 3.

Enchant creature

Enchanted creature gets +2/+2 and has trample and lifelink. (Damage dealt by a creature with lifelink also causes its controller to gain that much life.)

2 — : Add . Spend this mana only to cast creature spells.

4 — At the beginning of combat on your turn, target noncreature artifact you control becomes a 4/4 artifact creature with flying until end of turn.

2 — 2/4

5 — 8/6

2 — : You gain 1 life.

4 — Whenever this creature attacks, tap each creature an opponent controls with the same power and/or same toughness as this creature.

2 — 4/1

3 — 2/6

Whenever a player casts a spell, that player may pay . If the player does, they draw a card.

Unleash the Inferno deals 7 damage to target creature or planeswalker. When it deals excess damage this way, destroy target artifact or enchantment an opponent controls with mana value less than or equal to that amount of excess damage.