Boxing Day

Punishing Fire deals 2 damage to any target. Whenever an opponent gains life, you may pay {R}. If you do, return Punishing Fire from your graveyard...

Return target creature to its owner's hand. Addendum — If you cast this spell during your main phase, draw a card.

Target creature you control gets +2/+1 until end of turn. Each other creature you control gets +1/+1 until end of turn.

Counter target artifact, creature, or planeswalker spell. Its controller creates a 2/2 blue Bird creature token with flying.

Destroy target creature with toughness 3 or less. Flashback {5}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

The next 2 damage that a source of your choice would deal to you and/or permanents you control this turn is dealt to any target instead.

Draw two cards, then discard a card at random. Flashback {2}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

As an additional cost to cast this spell, sacrifice a creature. Fling deals damage equal to the sacrificed creature's power to any target.

Until end of turn, target creature gains trample and gets +X/+X, where X is the number of attacking creatures.

Strive — This spell costs {2}{U} more to cast for each target beyond the first. Any number of target creatures each get +1/+1 and gain flying until...

If it's your turn, you may sacrifice a Mountain rather than pay this spell's mana cost. Mine Collapse deals 5 damage to target creature or planesw...

If you've been dealt damage by two or more creatures this turn, you may pay {R} rather than pay this spell's mana cost. Inferno Trap deals 4 damag...

Creatures you control get +2/+1 until end of turn. White creatures you control also gain first strike until end of turn. (They deal combat damage b...

Gideon's Reproach deals 4 damage to target attacking or blocking creature.

Target creature gets +X/+X until end of turn.

Chandra's Fury deals 4 damage to target player or planeswalker and 1 damage to each creature that player or that planeswalker's controller controls.

Prevent all combat damage that would be dealt to you this turn. Populate. (Create a token that's a copy of a creature token you control.)

Discard a card, then draw two cards.

If an opponent had an artifact enter the battlefield under their control this turn, you may pay {1}{G} rather than pay this spell's mana cost. Cre...

You gain shroud until end of turn. (You can't be the target of spells or abilities.) Cycling {2} ({2}, Discard this card: Draw a card.)

Destroy target creature with power 3 or greater. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Glacial Ray deals 2 damage to any target. Splice onto Arcane {1}{R} (As you cast an Arcane spell, you may reveal this card from your hand and pay ...

As an additional cost to cast this spell, reveal a creature card from your hand. Target creature gets -X/-X until end of turn, where X is the reve...

Fiery Fall deals 5 damage to target creature. Basic landcycling {1}{R} ({1}{R}, Discard this card: Search your library for a basic land card, revea...