Whenever you gain life, put a +1/+1 counter on Trelasarra, Moon Dancer and scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Flying

Whenever Treva, the Renewer deals combat damage to a player, you may pay . If you do, choose a color, then you gain 1 life for each permanent of that color.

When Trial of Strength enters the battlefield, create a 4/2 green Beast creature token.

When a Cartouche enters the battlefield under your control, return Trial of Strength to its owner's hand.

Creatures of the creature type of your choice get +X/+X until end of turn.

Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.)

Whenever a creature you control with a +1/+1 counter on it dies, draw a card.

Whenever a creature enters the battlefield under your control, draw a card if its power is 3 or greater. Otherwise, put two +1/+1 counters on it.

At the beginning of your upkeep, draw a card if you control the creature with the greatest power or tied for the greatest power.

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

: Regenerate Troll Ascetic.

Enchant creature

Enchanted creature gets +2/+2 and has ": Regenerate this creature." (The next time the creature would be destroyed this turn, it isn't. Instead tap it, remove all damage from it, and remove it from combat.)

Domain — Until end of turn, creatures you control gain trample and get +1/+1 for each basic land type among lands you control.

Tropical Storm deals X damage to each creature with flying and 1 additional damage to each blue creature.

Whenever another creature enters the battlefield under your control, you gain life equal to that creature's toughness.

, : Populate. (Create a token that's a copy of a creature token you control.)

When Trostani's Summoner enters the battlefield, create a 2/2 white Knight creature token with vigilance, a 3/3 green Centaur creature token, and a 4/4 green Rhino creature token with trample.

: Add . Spend this mana only to cast spells with mana value 5 or greater or spells with in their mana costs.

, : Draw a card, then discard a card.

When Trufflesnout enters the battlefield, choose one —

• Put a +1/+1 counter on Trufflesnout.

• You gain 4 life.

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.)

Whenever this creature mutates, create a 3/3 green Beast creature token.

Soulbond (You may pair this creature with another unpaired creature when either enters the battlefield. They remain paired for as long as you control both of them.)

As long as Trusted Forcemage is paired with another creature, each of those creatures gets +1/+1.

Subterranean Assault — Whenever Trygon Prime attacks, put a +1/+1 counter on it and a +1/+1 counter on up to one other target attacking creature. That creature can't be blocked this turn.

Players play a subgame starting at 5 life and with up to three permanent cards with different names from their main-game library on the battlefield. As the subgame ends, the winner chooses one of the cards they put onto the battlefield as the subgame began and puts it onto the battlefield rather than shuffling it into their library.

When Tukatongue Thallid dies, create a 1/1 green Saproling creature token.

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.)

Discard a card: Regenerate Tunneler Wurm.

Destroy target Equipment. Add .

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

Landfall — Whenever a land enters the battlefield under your control, you may have target creature block Turntimber Basilisk this turn if able.

Whenever one or more land cards are put into your graveyard from anywhere, create a 0/1 green Plant creature token.

, Sacrifice three creatures: Return target land card from your graveyard to your hand.

Whenever you put an ability sticker on a creature, put a +1/+1 counter on that creature.

, : You get . You may put a sticker on a nonland permanent you own.

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.

Whenever Tuya Bearclaw attacks, it gets +X/+X until end of turn, where X is the greatest power among other creatures you control.

At the beginning of your end step, if a creature died this turn, draw a card.

Reach

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

Flying, menace, haste

Whenever Two-Headed Hellkite attacks, draw two cards.

Flying, ward

Shrieking Gargoyles — Whenever Tyranid Harridan or another Tyranid you control deals combat damage to a player, create a 1/1 blue Tyranid Gargoyle creature token with flying.

Evolve (Whenever a creature enters the battlefield under your control, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.)

Synapse Creature — Other creatures you control have evolve.

: Tyrranax gets -1/+1 until end of turn.

This spell can't be countered.

Trample, ward , haste

Toxic 4 (Players dealt combat damage by this creature also get four poison counters.)

Whenever one or more Elves you control attack, they gain deathtouch until end of turn.

Each creature you control has "Whenever a mana ability of this creature resolves, put a number of +1/+1 counters on it equal to the amount of mana this creature produced. This ability triggers only once each turn."

Target creature you control gets +X/+X and gains hexproof and indestructible until end of turn. (A creature with hexproof and indestructible can't be the target of spells or abilities your opponents control. Damage and effects that say "destroy" don't destroy it.)

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Trample

When Uktabi Kong enters the battlefield, destroy all artifacts.

Tap two untapped Apes you control: Create a 1/1 green Ape creature token.

Uktabi Wildcats's power and toughness are each equal to the number of Forests you control.

, Sacrifice a Forest: Regenerate Uktabi Wildcats.

Whenever this creature enters the battlefield or transforms into Ulrich of the Krallenhorde, target creature gets +4/+4 until end of turn.

At the beginning of each upkeep, if no spells were cast last turn, transform Ulrich of the Krallenhorde.

Morbid — When Ulvenwald Bear enters the battlefield, if a creature died this turn, put two +1/+1 counters on target creature.

Reach

Ulvenwald Hydra's power and toughness are each equal to the number of lands you control.

When Ulvenwald Hydra enters the battlefield, you may search your library for a land card, put it onto the battlefield tapped, then shuffle.

At the beginning of each upkeep, if no spells were cast last turn, transform Ulvenwald Mystics.

Trample, haste

: Transform Ulvenwald Oddity.

Companion — Each nonland card in your starting deck shares a card type. (If this card is your chosen companion, you may put it into your hand from outside the game for as a sorcery.)

As Umori, the Collector enters the battlefield, choose a card type.

Spells you cast of the chosen type cost less to cast.

Enchant land

Enchanted land has ": Add one mana of any color."

Sacrifice Unbridled Growth: Draw a card.

Target creature gets +4/+4 until end of turn. If it's a Spirit, it gains trample until end of turn.

Renown 1 (When this creature deals combat damage to a player, if it isn't renowned, put a +1/+1 counter on it and it becomes renowned.)

: Regenerate Undercity Troll. (The next time this creature would be destroyed this turn, it isn't. Instead tap it, remove all damage from it, and remove it from combat.)

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.)