Boxing Day

As Abian, Luvion Usurper enters the battlefield, you become Abian. (Your life total becomes equal to their loyalty. You can activate the loyalty ab...

Spells and abilities you control can't destroy, exile, target, or cause you to sacrifice A Good Thing. At the beginning of your upkeep, double your...

Megalegendary (Your deck can have only one copy of this card.) Vigilance, trample Vazal, the Compleat has the activated abilities of all other perm...

Enchant two creatures Enchanted creatures each get +1/+1 and have hexproof. When one of the enchanted creatures dies, destroy the other.

Landship — At the beginning of your upkeep, you may look at the top card of your library. If it's a land, you may reveal it. If you do, create a 1/...

Patient Turtle enters the battlefield with two +1/+1 counters on it if you didn't go first this game.

Double any effect that doubles. (It quadruples.)

Enchant creature Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies. The c...

Cards in the winning deck(s) of the latest Mythic Championship cost {1} more to cast.

Interplanar (This creature enters onto the interplanar battlefield. Players can't control creatures on the interplanar battlefield.) Vigilance, has...

Legacy — Before the game starts, choose a keyword or ability word and write it below. Spells with __________ you cast cost {1} less to cast.

Choose one — • Rampant Growth • Giant Growth • Regrowth

Create a 2/2 green Gorilla creature token. When a spell or ability an opponent controls causes you to discard Gorilla Tactics, create two 2/2 green...

At the beginning of your upkeep, create a Forest land token.

Protection from enemy-colored multicolored. (This creature can't be blocked, targeted, dealt damage, enchanted, or equipped by anything that's two ...

{1}{Z}: Put a +1/+2 counter on Experiment Five. ({Z} is paid with one mana from any source that could produce two or more colors of mana.)

Domesticated Mammoth enters the battlefield with a token copy of Pacifism attached to it.

Vigilance Aggressive (During your turn, there is an additional combat phase after the first, and only creatures with aggressive may attack during it.)

Shuffle your whammy deck, then reveal cards from the top of your whammy deck until you reveal an Island or choose to stop. Then, if no Islands were...

Create three 0/0 white Spirit creature tokens with flying.

At the beginning of each end step, you may have Geometric Weird's base power and toughness each become equal to the greatest number of spells and a...

Whenever Trial and Error is countered or fizzles, you may copy it and choose new targets for the copy. Trial and Error deals 3 damage to any target.

Target instant or sorcery spell becomes a copy of Lightning Bolt. Its controller may choose new targets for it.

[+1]: Cast a copy of one of the following cards chosen at random—Ignorant Bliss, Crack the Earth, Blazing Volley. [−3]: Cast a copy of one of the f...