Boxing Day

Haste At the beginning of your upkeep, return a red creature you control to its owner's hand.

Whenever this creature attacks, you may sacrifice another creature or artifact. If you do, draw a card and put a +1/+1 counter on this creature.

This creature enters with X +1/+1 counters on it, where X is the number of other creatures on the battlefield.

Firebending 2 (Whenever this creature attacks, add {R}{R}. This mana lasts until end of combat.) Whenever Azula attacks, you lose 1 life and create...

Reach (This creature can block creatures with flying.) Morph {4}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up an...

{2}{G}: Target Beast creature gets +1/+1 until end of turn. Morph {1}{G}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it fa...

Flash Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) When Ty Lee enters, tap up to one target creatur...

As long as you have more cards in hand than each opponent, this creature gets +3/+3.

Flying Whenever one or more creatures you control with flying attack, draw a card, then discard a card. When you discard a nonland card this way, p...

Whenever this creature deals combat damage to a creature, destroy that creature at end of combat. Morph {1}{G}{G} (You may cast this card face down...

Flying {2}, Return a land you control to its owner's hand: Target creature gets -X/-0 until end of turn, where X is the number of cards in your hand.

Flying Whenever this creature deals damage, you gain that much life. Morph {2}{W}{W} (You may cast this card face down as a 2/2 creature for {3}. T...

If there are three or more Lesson cards in your graveyard, you may cast this spell as though it had flash. This spell costs {1} less to cast for ea...

If there are three or more Lesson cards in your graveyard, you may cast this spell as though it had flash. This spell costs {1} less to cast for ea...

Sacrifice a Beast: You gain 4 life.

When this creature enters, tap target creature an opponent controls and put a stun counter on it. (If a permanent with a stun counter would become ...

Whenever you draw your second card each turn, this creature gets +1/+2 until end of turn and can't be blocked this turn.

{T}: Untap another target permanent you control. Waterbend {3}, {T}: Tap target creature an opponent controls. (While paying a waterbend cost, you ...

{T}: Untap another target permanent you control. Waterbend {3}, {T}: Tap target creature an opponent controls. (While paying a waterbend cost, you ...

Whenever this creature becomes blocked, prevent all combat damage that would be dealt this turn.

Cycling {2}{G} ({2}{G}, Discard this card: Draw a card.) When you cycle this card, you may search your library for a basic land card, reveal that c...

Vigilance Whenever you draw your second card each turn, put a +1/+1 counter on this creature. When this creature dies, create a Clue token. (It's a...

When this creature enters, destroy target enchantment. Whenever you cast a Spirit or Arcane spell, you may return this creature to its owner's hand.

At the beginning of your end step, if Katara is tapped, put a +1/+1 counter on her. Waterbend {6}: Draw a card. (While paying a waterbend cost, you...