Boxing Day

You may cast spells from your hand without paying their mana costs.

Flying Morbid — At the beginning of each end step, if a creature died this turn, destroy target non-Demon creature.

Haste When Craterhoof Behemoth enters the battlefield, creatures you control gain trample and get +X/+X until end of turn, where X is the number of...

Whenever a creature you control attacks, defending player loses 1 life and you gain 1 life. {3}{R/W}{R/W}: Creatures your opponents control block t...

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Flying At th...

This spell can't be countered. Flying, hexproof Instant and sorcery spells you control can't be countered.

{3}{B}{B}, {T}, Sacrifice X other creatures: Return X target creature cards from your graveyard to the battlefield. {5}{B}{B}: Put Champion of Stra...

When Deadbridge Chant enters the battlefield, mill ten cards. At the beginning of your upkeep, choose a card at random in your graveyard. If it's ...

As Council of the Absolute enters the battlefield, choose a noncreature, nonland card name. Your opponents can't cast spells with the chosen name....

[+1]: Look at the top two cards of your library. Put one of them into your graveyard. [-3]: Return another target nonland permanent to its owner's...

Flying, trample At the beginning of your upkeep, sacrifice a creature other than Xathrid Demon, then each opponent loses life equal to the sacrifi...

Haste {T}: Create a token that's a copy of target nonlegendary creature you control, except it has haste. Sacrifice it at the beginning of the nex...

Protection from everything If Progenitus would be put into a graveyard from anywhere, reveal Progenitus and shuffle it into its owner's library in...

Suspend 3—{2}{B}{B} Each player exiles all creature cards from their graveyard, then sacrifices all creatures they control, then puts all cards the...

[+2]: Sorin Markov deals 2 damage to any target and you gain 2 life. [-3]: Target opponent's life total becomes 10. [-7]: You control target play...

Haste {T}: Create a token that's a copy of target nonlegendary creature you control, except it has haste. Sacrifice it at the beginning of the nex...

Multikicker {1} (You may pay an additional {1} any number of times as you cast this spell.) Choose any target, then choose another target for each ...

Islandwalk, swampwalk (This creature can't be blocked as long as defending player controls an Island or a Swamp.) Whenever Wrexial, the Risen Deep...

Whenever you tap a Swamp for mana, add an additional {B}. {B}: Nirkana Revenant gets +1/+1 until end of turn.

Flying, first strike, vigilance, lifelink, protection from red and from green

[+3]: Destroy target noncreature permanent. [-2]: Gain control of target creature. [-9]: Nicol Bolas, Planeswalker deals 7 damage to target playe...

[+1]: Discard a card. If a red card is discarded this way, Chandra Ablaze deals 4 damage to any target. [-2]: Each player discards their hand, then...

Trample At the beginning of your upkeep, if you control a blue permanent, you may create a token that's a copy of Mirror-Sigil Sergeant.

Vigilance, lifelink At the beginning of your upkeep, if you have 40 or more life, you win the game.