Boxing Day

When this land enters, choose a land card name. Activated abilities of sources with the chosen name can't be activated unless they're mana abilitie...

Target instant or sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost. (You may cast tha...

Affinity for Forests (This spell costs {1} less to cast for each Forest you control.) Landfall — Whenever a land you control enters, create a 3/4 g...

{T}: Add {C}. {T}, Pay 1 life: Add one mana of any color. Spend this mana only to cast an instant or sorcery spell. {5}: If this land isn't a creat...

Whenever a creature you control dies, each opponent loses 1 life and you gain 1 life. {1}{B}{G}, {T}, Sacrifice a creature: Return target creature ...

This land enters tapped unless you control two or more other lands. {T}: Add {R} or {W}.

This land enters tapped unless you control two or more other lands. {T}: Add {U} or {R}.

Traumatic Critique deals X damage to any target. Draw two cards, then discard a card.

Sacrifice two lands. Search your library for four basic land cards, put them onto the battlefield tapped, then shuffle.

(Gain the next level as a sorcery to add its ability.) Whenever you attack, you may discard a card. If you do, draw a card. {1}{R}: Level 2 Wheneve...

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) When Krang enters, if you have fewer than four cards in h...

Other artifact creatures you control get +1/+0. {5}: Create a token that's a copy of another target artifact you control. That token gains haste. S...

Trample, haste Whenever Raph & Mikey attack, reveal cards from the top of your library until you reveal a creature card. Put that card onto the...

Trample Whenever you tap a land for mana, add {G}.

Whenever you cast an artifact spell, create a 1/1 colorless Robot artifact creature token. {R}, {T}: Creature tokens you control gain haste until e...

({T}: Add {W} or {U}.) As this land enters, you may pay 2 life. If you don't, it enters tapped.

When this creature enters, you may discard a card. If you do, search your library for a creature card, reveal it, put it into your hand, then shuff...

When Casey Jones enters, draw three cards. At the beginning of your next upkeep, discard three cards at random.

Deathtouch Whenever another creature you control dies, you gain life equal to its toughness. Whenever you gain life, each opponent loses 1 life.

When Michelangelo enters, create a Mutagen token. (It's an artifact with "{1}, {T}, Sacrifice this token: Put a +1/+1 counter on target creature. A...

Trample Leatherhead enters with a hexproof counter on her. Whenever Leatherhead deals combat damage to a player, you may remove a counter from her....

Alliance — Whenever another creature you control enters, Slash deals 2 damage to each opponent. Whenever Slash attacks, create a 2/2 red Mutant cre...

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color....

Players can't draw cards or gain life. At the beginning of each player's draw step, that player loses 3 life, searches their library for a card, pu...