Boxing Day

{3}, {T}: Tap target creature you control and target creature of an opponent's choice they control. Those creatures fight each other. (Each deals d...

Repeat the following process X times. Each opponent loses 3 life unless that player sacrifices a nonland permanent of their choice or discards a card.

{2}: This artifact becomes a copy of target artifact, creature, enchantment, or land until end of turn.

This spell costs {3} less to cast if there are ten or more nonland permanents on the battlefield. Destroy all nonland permanents.

Players have no maximum hand size. Whenever you roll the planar die, draw a card. Whenever chaos ensues, reveal the top card of your planar deck. Y...

Whenever a creature you control with flying enters, it gains haste until end of turn. Whenever a Dragon you control enters, it deals X damage to an...

For each blocking creature, flip a coin. If you win the flip, prevent all combat damage that would be dealt by that creature this turn.

Flying This creature can't attack unless you sacrifice a land. (This cost is paid as attackers are declared.)

{1}, {T}: Return target creature to its owner's hand unless its controller pays {1}.

Whenever you cast a creature spell, you may pay {1}. If you do, return target creature to its owner's hand.

Flying Discard a card: Return this creature to its owner's hand.

{1}{U}{U}, {T}: This creature loses this ability and becomes an Aura enchantment with enchant creature. Attach it to target creature. You may pay {...

At the beginning of your upkeep, if you have 10 or less life, you gain 1 life.

Each creature gets +1/+1 for each other creature on the battlefield that shares at least one creature type with it. (For example, if two Goblin War...

When you play another land, sacrifice this land. {T}: Add {C}{C}.

Each player chooses from among the permanents they control an artifact, a creature, an enchantment, and a land, then sacrifices the rest.

{4}, {T}, Discard your hand: Draw a card for each creature you control.

Protection from red Tap five untapped Goblins you control: This creature deals 10 damage to each creature and each player.

Each creature you control assigns combat damage equal to its toughness rather than its power. {G}: Target creature with defender can attack this tu...

Flying When this creature dies, you may put it on your choice of the top or bottom of its owner's library.

Double strike Whenever this creature enters or attacks, another target Warrior creature you control gains double strike until end of turn.

Whenever another nontoken creature you control enters, bolster 1. (Choose a creature with the least toughness among creatures you control and put a...

Whenever you gain life, you may pay {X}, where X is less than or equal to the amount of life you gained. If you do, draw X cards.

{T}, Sacrifice an Island: Create a 2/2 blue Elemental creature token with flying. {T}, Sacrifice a Mountain: Create a 3/3 red Elemental creature to...