Boxing Day

Destroy target creature with reminder text. (Reminder text is any italicized text in parentheses that explains rules you already know.)

Whenever another creature you control dies, you get an experience counter. At the beginning of your end step, choose target creature card in your ...

Whenever Thrasher Brute or another Warrior enters the battlefield under your team's control, target opponent loses 1 life and you gain 1 life.

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...

target creature gets -x/-x until end of turn, where x is the number of times a capital letter appears in its rules text. (ignore reminder text and ...

Menace

Partner with Gorm the Great (When this creature enters the battlefield, target player may put Gorm into their hand from their library, then shuffle...

({B/P} can be paid with either {B} or 2 life.) {B/P}{B/P}{B/P}{B/P}: Reveal a card you own from outside the game that has been banned or restricted...

As Zombie Fanboy enters the battlefield, choose an artist. Whenever a permanent with art by the chosen artist is put into a graveyard, put two +1/+...

Whenever an opponent draws a card, Ob Nixilis, the Hate-Twisted deals 1 damage to that player. [-2]: Destroy target creature. Its controller draws ...

Whenever a creature you control dies, draw a card. [+1]: Create a 2/2 black Zombie creature token. [-4]: Each player sacrifices two creatures. [-9]...

As Working Stiff enters the battlefield, straighten your arms. When you bend an elbow, sacrifice Working Stiff.

{B}: Regenerate Twisted Abomination. Swampcycling {2} ({2}, Discard this card: Search your library for a Swamp card, reveal it, put it into your ha...

When this creature enters the battlefield, roll a six-sided die. Target opponent loses life equal to the result.

You may tap Snickering Squirrel to increase the result of a die any player rolled by 1.

Whenever Sly Spy deals combat damage to a player, roll a six-sided die. That player loses life equal to the result.

Whenever Sly Spy deals combat damage to a player, that player reveals the top card of their library. Put that card into your hand and you lose life...

Open a sealed Magic booster pack, reveal the cards, and put one of them into your hand. (Remove that card from your deck before beginning a new game.)

Whenever Sly Spy deals combat damage to a player, you may destroy target creature facing right in its art. (Creatures without faces don't face anyw...

Whenever Sly Spy deals combat damage to a player, that player loses a finger until Sly Spy leaves the battlefield. (The finger is chosen by its own...

Whenever Sly Spy deals combat damage to a player, you may destroy target creature facing left in its art. (Creatures without faces don't face anywh...

Whenever Sly Spy deals combat damage to a player, that player reveals their hand. You choose a card from it with the longest name. That player disc...

Target creature gets -X/-X until end of turn, where X is the number of times the letter of your choice appears in that creature's name.

The next time you would lose the game this turn, instead draw seven cards and your life total becomes 1. Exile Stunning Reversal.