Target opponent reveals the top seven cards of their library. You may cast an instant or sorcery spell from among them without paying its mana cost. Then that player puts the rest into their graveyard.

Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, you may cast up to two instant and/or sorcery spells from among the revealed cards instead of one.

Flash (You may cast this spell any time you could cast an instant.)

Enchant creature

Enchanted creature has ": This creature gets +2/+0 until end of turn."

Each player sacrifices three creatures. You create three Food tokens. (They're artifacts with ", , Sacrifice this artifact: You gain 3 life.")

Flying

: Regenerate Tattered Drake.

When Tattered Mummy dies, each opponent loses 2 life.

Whenever you cast a red spell, Tattermunge Duo gets +1/+1 until end of turn.

Whenever you cast a green spell, Tattermunge Duo gains forestwalk until end of turn. (It can't be blocked as long as defending player controls a Forest.)

: Each blocked creature gets +1/+0 and gains trample until end of turn.

Whenever a land enters the battlefield under your control, you gain 1 life and draw a card.

As Teferi's Moat enters the battlefield, choose a color.

Creatures of the chosen color without flying can't attack you.

Your opponents play with their hands revealed.

Flash

Enchant creature

Enchanted creature has shadow. (It can block or be blocked by only creatures with shadow.)

Prevent all damage that would be dealt by enchanted creature.

Take an extra turn after this one.

This spell costs less to cast if you control a creature with menace.

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

: Add .

, : You may put a basic land card from your hand onto the battlefield tapped.

Deathtouch

, Reveal Tetzimoc, Primal Death from your hand: Put a prey counter on target creature. Activate only during your turn.

When Tetzimoc enters the battlefield, destroy each creature your opponents control with a prey counter on it.

When Tezzeret's Gatebreaker enters the battlefield, look at the top five cards of your library. You may reveal a blue or artifact card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

, , Sacrifice Tezzeret's Gatebreaker: Creatures you control can't be blocked this turn.

At the beginning of your upkeep, put a spore counter on Thallid Germinator.

Remove three spore counters from Thallid Germinator: Create a 1/1 green Saproling creature token.

Sacrifice a Saproling: Target creature gets +1/+1 until end of turn.

Create three 1/1 red Human creature tokens with haste. Sacrifice those tokens at the beginning of the next end step.

Sacrifice a land: Thaumatog gets +1/+1 until end of turn.

Sacrifice an enchantment: Thaumatog gets +1/+1 until end of turn.

Players play a Magic subgame, starting at 1 life and using their libraries as their decks. For the rest of the main game, if a source would deal damage to a player who didn't win the subgame, it deals double that damage to that player instead.

This spell costs less to cast, where X is the greatest power among creatures you control.

: Add . You gain 2 life.

Whenever a nontoken creature enters the battlefield under your control, put a +1/+1 counter on it and draw a card.

If The Prismatic Piper is your commander, choose a color before the game begins. The Prismatic Piper is the chosen color.

Partner (You can have two commanders if both have partner.)

The Ultimate Nightmare of Wizards of the Coast® Customer Service deals X damage to each of Y target creatures and Z target players or planeswalkers.

Whenever a nontoken creature enters the battlefield under an opponent's control this turn, create a token that's a copy of that creature.

Kicker and/or (You may pay an additional and/or as you cast this spell.)

When Thornscape Battlemage enters the battlefield, if it was kicked with its kicker, it deals 2 damage to any target.

When Thornscape Battlemage enters the battlefield, if it was kicked with its kicker, destroy target artifact.

Flying

Your maximum hand size is reduced by three.

Target creature you control deals damage equal to its power to target creature or planeswalker you don't control.

Untap target creature and gain control of it until end of turn. That creature gains haste until end of turn. (It can attack and this turn.)

When Thriving Rats enters the battlefield, you get (two energy counters).

Whenever Thriving Rats attacks, you may pay . If you do, put a +1/+1 counter on it.

You may cast CARDNAME during an opponent's combat phase.

Firstest strike <i>(This creature deals combat damage to creatures before creatures with first strike.)</i>

After each opponent's first combat phase of each turn, there is an additional combat phase. Only CARDNAME can attack during that combat phase.

Devour X, where X is the number of creatures devoured this way (As this enters the battlefield, you may sacrifice any number of creatures. This creature enters the battlefield with X +1/+1 counters on it for each of those creatures.)

As an additional cost to cast this spell, reveal a Dinosaur card from your hand or pay .

Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Vigilance

Whenever Thunderous Orator attacks, it gains flying until end of turn if you control a creature with flying. The same is true for first strike, double strike, deathtouch, indestructible, lifelink, menace, and trample.

Kicker and/or (You may pay an additional and/or as you cast this spell.)

When Thunderscape Battlemage enters the battlefield, if it was kicked with its kicker, target player discards two cards.

When Thunderscape Battlemage enters the battlefield, if it was kicked with its kicker, destroy target enchantment.

: For each attacking creature without flying, its controller may pay . If that player doesn't, creatures you control blocking that creature gain first strike until end of turn.

Defender (This creature can't attack.)

: Tidewater Minion loses defender until end of turn.

: Untap target permanent.

: Target creature gets +X/+X until end of turn, where X is the number of Elves on the battlefield.

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.)

, , Put Timestream Navigator on the bottom of its owner's library: Take an extra turn after this one. Activate only if you have the city's blessing.

Creatures entering the battlefield don't cause abilities to trigger.

As an additional cost to cast this spell, you may sacrifice any number of creatures. This spell costs less to cast for each creature sacrificed this way.

When Torgaar, Famine Incarnate enters the battlefield, up to one target player's life total becomes half their starting life total, rounded down.

Whenever one or more cards leave your graveyard, create a tapped 2/2 black Zombie creature token.

Partner (You can have two commanders if both have partner.)

Touch of Death deals 1 damage to target player or planeswalker. You gain 1 life.

Draw a card at the beginning of the next turn's upkeep.

: Add .

, : Target creature gains protection from artifacts until end of turn.

Destroy all enchantments.

Draw a card.

Switch target creature's power and toughness until end of turn.

Target player mills half their library, rounded down.

Create a Food token. (Then exile this card. You may cast the creature later from exile. A Food token is an artifact with ", , Sacrifice this artifact: You gain 3 life.")

: Trespassing Souleater can't be blocked this turn. ( can be paid with either or 2 life.)

, : Put a fate counter on another target creature.

, : Exile target creature that has a fate counter on it, then return it to the battlefield under its owner's control.

, : Exile target creature that has a fate counter on it. Its controller draws two cards.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)

Create three 1/1 white Spirit creature tokens with flying. (They can't be blocked except by creatures with flying or reach.)