Boxing Day

Whenever a creature dies, if it had a -1/-1 counter on it, put a -1/-1 counter on target creature.

If you would gain life, you gain twice that much life instead.

Enchant creature Enchanted creature gets +2/+2 and has "{1}, Sacrifice a permanent: This creature gains flying until end of turn."

Whenever an opponent casts their first spell each turn, that player exiles the top card of their library. If it's a nonland card, you may cast it w...

Whenever one or more creatures you control deal combat damage to a player, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice...

You may cast Aura and Equipment spells as though they had flash. Whenever an Equipment you control enters, you may attach it to target creature you...

Flash Enchant creature Enchanted creature gets -X/-0, where X is the number of cards in your graveyard.

Attacking creatures you control have first strike. Whenever a Vampire you control deals combat damage to a player, put a +1/+1 counter on it. Madne...

At the beginning of your upkeep, choose one — • Each player with exactly 13 life loses the game, then each player gains 1 life. • Each player with ...

Whenever a nontoken creature you control dies, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.") ...

{1}{G}, Sacrifice this enchantment: Reveal the top four cards of your library. You may put an artifact, creature, enchantment, land, or planeswalke...

Enchant land When this Aura enters, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.") Enchanted l...

Enchant creature When this Aura enters, create a 2/2 green Wolf creature token. Enchanted creature gets +2/+2.

Enchant creature Enchanted creature gets +2/+2 as long as it's a Human. Otherwise, it can't attack or block.

Whenever a nontoken creature you control dies, put a slime counter on this enchantment, then create a green Ooze creature token with "This token's ...

At the beginning of each upkeep, you may exile target creature card from your graveyard. If you do, create a token that's a copy of that card, exce...

Skip your draw step. Whenever you discard a card, exile that card from your graveyard. Pay 1 life: Exile the top card of your library face down. Pu...

Skip your draw step. Whenever you discard a card, exile that card from your graveyard. Pay 1 life: Exile the top card of your library face down. Pu...

Whenever you cast a noncreature spell, create an X/X blue Shark creature token with flying, where X is that spell's mana value. Cycling {X}{1}{U} (...

Whenever you cast a noncreature spell, create an X/X blue Shark creature token with flying, where X is that spell's mana value. Cycling {X}{1}{U} (...

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — This Saga gains "{T}: Add {C}." II — This Saga gains "...

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — This Saga gains "{T}: Add {C}." II — This Saga gains "...

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — This Saga gains "{T}: Add {C}." II — This Saga gains "...

You can't play lands. Sacrifice a land: Draw two cards. Activate only once each turn.