Boxing Day

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

Return each creature without a +1/+1 counter on it to its owner's hand.

When Altar of the Wretched enters the battlefield, you may sacrifice a nontoken creature. If you do, draw X cards, then mill X cards, where X is th...

If a source you control would deal damage to a permanent or player, it deals double that damage to that permanent or player instead.

{1}{U}: Adapt 1. (If this creature has no +1/+1 counters on it, put a +1/+1 counter on it.) Whenever one or more +1/+1 counters are put on Benthic ...

Equipped creature gets +2/+2 and has menace. Whenever equipped creature deals combat damage to a player, draw two cards. Then discard two cards unl...

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

Merfolk and Druid cards in your graveyard have retrace. (You may cast cards with retrace from your graveyard by discarding a land card in addition ...

Whenever Gemcutter Buccaneer or another Pirate enters the battlefield under your control, create a tapped Treasure token. Treasures you control are...

Each other creature you control that's a Skeleton or Pirate gets +1/+1. Whenever one or more creature cards leave your graveyard, create a 2/2 blac...

{T}: Surveil 1. (Look at the top card of your library. You may put it into your graveyard.) {T}: Until end of turn, each creature card in your grav...

Flying Francisco, Fowl Marauder can't block. Whenever one or more Pirates you control deal damage to a player, Francisco explores. Partner (You can...

Flying Parley — Whenever Storm Fleet Negotiator attacks, each player reveals the top card of their library. For each nonland card revealed this way...

Lifelink Coven — Whenever Redemption Choir enters the battlefield or attacks, if you control three or more creatures with different powers, return ...

Equipped creature gets +2/+2 and has menace. Whenever equipped creature deals combat damage to a player, draw two cards. Then discard two cards unl...

Each creature you control but don't own gets +2/+2, has menace and deathtouch, and is a Pirate in addition to its other types. Whenever you cast a ...

As From the Rubble enters the battlefield, choose a creature type. At the beginning of your end step, return target creature card of the chosen typ...

Temple of Mystery enters the battlefield tapped. When Temple of Mystery enters the battlefield, scry 1. {T}: Add {G} or {U}.

Whenever Tetzin or another double-faced artifact enters the battlefield under your control, mill three cards. You may put an artifact card from amo...

{T}: Add one mana of any color in your commander's color identity. Sacrifice Commander's Sphere: Draw a card.

At the beginning of combat on your turn, each Merfolk creature you control explores. (Reveal the top card of your library. Put that card into your ...

When Zegana, Utopian Speaker enters the battlefield, if you control another creature with a +1/+1 counter on it, draw a card. {4}{G}{U}: Adapt 4. (...

Flying Whenever Zara, Renegade Recruiter attacks, look at defending player's hand. You may put a creature card from it onto the battlefield under y...

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