Boxing Day

Paradox Zone enters the battlefield with a growth counter on it. At the beginning of your end step, double the number of growth counters on Paradox...

Flash Commander creatures you control get +2/+2. Commanders you control have hexproof.

When Fractal Harness enters the battlefield, create a 0/0 green and blue Fractal creature token. Put X +1/+1 counters on it and attach Fractal Harn...

Reach Creature spells you cast cost {X} less to cast, where X is the amount of life you gained this turn. {T}: You gain 2 life.

Whenever Blossoming Bogbeast attacks, you gain 2 life. Then creatures you control gain trample and get +X/+X until end of turn, where X is the amou...

Exile target instant or sorcery card from your graveyard. Creatures you control get +X/+0 until end of turn, where X is that card's mana value. Whe...

Menace When Ruin Grinder dies, each player may discard their hand and draw seven cards. Mountaincycling {2} ({2}, Discard this card: Search your li...

Add {R} for each card in target opponent's hand. Until end of turn, you don't lose this mana as steps and phases end. Exile Rousing Refrain with th...

At the beginning of combat on your turn, create X tokens that are copies of another target creature you control, where X is one plus the number of ...

Flash When Radiant Performer enters the battlefield, if you cast it from your hand, choose target spell or ability that targets only a single perma...

Haste Whenever Laelia, the Blade Reforged attacks, exile the top card of your library. You may play that card this turn. Whenever a spell or abilit...

Trample Inferno Project enters the battlefield with X +1/+1 counters on it, where X is the total mana value of instant and sorcery cards in your gr...

{T}: Add {R}. As Cursed Mirror enters the battlefield, you may have it become a copy of any creature on the battlefield until end of turn, except i...

Demonstrate (When you cast this spell, you may copy it. If you do, choose an opponent to also copy it.) Shuffle your library, then reveal cards fro...

Equipped creature has haste. Whenever an ability of equipped creature is activated, if it isn't a mana ability, you may pay {1}. If you do, copy th...

{T}, Sacrifice an artifact: Reveal cards from the top of your library until you reveal an artifact card. Put that card onto the battlefield and the...

Menace Whenever you gain life, you may pay {B}. If you do, return target creature card from your graveyard to your hand.

Lifelink At the beginning of your end step, if you gained life this turn, you may pay X life, where X is the amount of life you gained this turn. I...

You draw X cards and you lose X life, where X is the mana value of a commander you own on the battlefield or in the command zone.

At the beginning of your upkeep, you and target opponent each reveal the top card of your library. You each lose life equal to the mana value of th...

Demonstrate (When you cast this spell, you may copy it. If you do, choose an opponent to also copy it.) Mill five cards, then return a creature car...

{T}, Sacrifice a creature: Put two +1/+1 counters on target creature. {T}, Remove a counter from a creature you control: Create a Treasure token. {...

You gain 2 life. Each creature gets -X/-X until end of turn, where X is the amount of life you gained this turn.

Whenever an opponent attacks you and/or one or more planeswalkers you control, exile the top card of that player's library. You may play that card ...