Boxing Day

[+1]: Until end of turn, Gideon, Ally of Zendikar becomes a 5/5 Human Soldier Ally creature with indestructible that's still a planeswalker. Preven...

[+1]: Look at the top card of your library. You may reveal that card and put it into your hand. If you do, you lose life equal to its mana value. [...

[+2]: Ugin deals 3 damage to any target. [−X]: Exile each permanent with mana value X or less that's one or more colors. [−10]: You gain 7 life, dr...

[+1]: Head to AskUrza.com and click +1. [−1]: Head to AskUrza.com and click -1. [−6]: Head to AskUrza.com and click -6.

If you would pay life while your library has at least that many cards in it, exile that many cards from the top of your library instead. [+1]: Look...

If you would pay life while your library has at least that many cards in it, exile that many cards from the top of your library instead. [+1]: Look...

Your opponents can't cast spells during your turn. [+1]: Until your next turn, you may cast sorcery spells as though they had flash. [−3]: Return u...

Creatures you control have vigilance. [+1]: You gain 3 life. [−2]: Put a +1/+1 counter on each creature you control and a loyalty counter on each o...

Creatures you control have vigilance. [+1]: You gain 3 life. [−2]: Put a +1/+1 counter on each creature you control and a loyalty counter on each o...

Creatures you control have menace. [−2]: Amass Zombies 2. (Put two +1/+1 counters on an Army you control. It's also a Zombie. If you don't control ...

Creatures you control have menace. [−2]: Amass Zombies 2. (Put two +1/+1 counters on an Army you control. It's also a Zombie. If you don't control ...

Each creature you control that's a Wolf or a Werewolf enters with an additional +1/+1 counter on it. [−2]: Create a 2/2 green Wolf creature token.

Each creature you control that's a Wolf or a Werewolf enters with an additional +1/+1 counter on it. [−2]: Create a 2/2 green Wolf creature token.

Spells and abilities your opponents control can't cause their controller to search their library. [−1]: Target player mills four cards. Then exile ...

Spells and abilities your opponents control can't cause their controller to search their library. [−1]: Target player mills four cards. Then exile ...

Whenever one or more loyalty counters are removed from Chandra, she deals that much damage to target opponent or planeswalker. [+1]: Exile the top ...

Whenever one or more loyalty counters are removed from Chandra, she deals that much damage to target opponent or planeswalker. [+1]: Exile the top ...

At the beginning of each opponent's upkeep, if that player has one or fewer cards in hand, Davriel deals 2 damage to them. [−1]: Target player disc...

At the beginning of each opponent's upkeep, if that player has one or fewer cards in hand, Davriel deals 2 damage to them. [−1]: Target player disc...

Creatures you control get +1/+0. [+1]: Add {R} or {G}. Creature spells you cast this turn can't be countered. [−2]: Target creature you control fig...

Creatures you control get +1/+0. [+1]: Add {R} or {G}. Creature spells you cast this turn can't be countered. [−2]: Target creature you control fig...

Artifact, instant, and sorcery spells your opponents cast cost {1} more to cast. [−1]: Until your next turn, prevent all damage that would be dealt...

Artifact, instant, and sorcery spells your opponents cast cost {1} more to cast. [−1]: Until your next turn, prevent all damage that would be dealt...

Colorless spells you cast cost {2} less to cast. [+1]: Exile the top card of your library face down and look at it. Create a 2/2 colorless Spirit c...