Boxing Day

{T}: Add {C}. {T}: Add {W} or {B}. This land deals 1 damage to you.

Return target nonland permanent to its owner's hand. Then that permanent's controller may sacrifice a land of their choice. If the player does, the...

Creatures with power less than this creature's power can't block creatures you control. Whenever another creature you control enters, put a +1/+1 c...

The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it's a permanent card, they put it ont...

Haste At the beginning of each player's end step, if no creatures attacked this turn, put a fury counter on this creature. Then this creature deals...

Whenever you draw a card, put a +1/+1 counter on this creature. When this creature dies, create X 1/1 blue Squid creature tokens with islandwalk, w...

Artifact spells you cast have convoke. (Your creatures can help cast those spells. Each creature you tap while casting an artifact spell pays for {...

Lands you control have "{T}: Add one mana of any color." {T}: Add one mana of any color.

As this enchantment enters, choose Khans or Dragons. • Khans — At the beginning of combat on your turn, put two +1/+1 counters on target creature y...

Choose one or more — • Clan Defiance deals X damage to target creature with flying. • Clan Defiance deals X damage to target creature without flyin...

Undaunted (This spell costs {1} less to cast for each opponent.) Return all nonland permanents to their owners' hands.

When this creature enters, reveal the top card of your library. If it's a land card, put it onto the battlefield. Otherwise, put that card into you...

Join forces — Starting with you, each player may pay any amount of mana. Each player searches their library for up to X basic land cards, where X i...

{T}: Add one mana of any color in your commander's color identity.

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

Equipped creature gets +1/+1 for each color among permanents you control. As long as this Equipment is attached to a creature, your opponents can't...

Consuming Aberration's power and toughness are each equal to the number of cards in your opponents' graveyards. Whenever you cast a spell, each opp...

If one or more +1/+1 counters would be put on a creature you control, twice that many +1/+1 counters are put on it instead.

Crackling Doom deals 2 damage to each opponent. Each opponent sacrifices a creature with the greatest power among creatures that player controls.

Equipped creature gets +1/+0 for each artifact you control. {B}{B}: Attach this Equipment to target creature you control. Equip {1}

Choose target player and another target player. The first player controls the second player during the second player's next turn, and the second pl...

This land enters tapped. {T}: Add {U}, {B}, or {R}.

Converge — This creature enters with a +1/+1 counter on it for each color of mana spent to cast it. Remove a +1/+1 counter from this creature: Add ...

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuf...