Boxing Day

Proliferate X times. (To proliferate, choose any number of permanents and/or players, then give each another counter of each kind already there.)

Return six target nonland permanents to their owners' hands.

Destroy all creatures that aren't enchanted. They can't be regenerated.

For each player, you choose from among the permanents that player controls an artifact, a creature, an enchantment, and a planeswalker. Then each p...

Choose two — • Target player mills three cards, then you return a land card from your graveyard to your hand. • Destroy target noncreature, nonland...

Choose one — • Rip Apart deals 3 damage to target creature or planeswalker. • Destroy target artifact or enchantment.

Exile all creatures. Each player creates a 0/0 green and blue Fractal creature token and puts a number of +1/+1 counters on it equal to the total p...

This spell costs {1} less to cast for each instant and sorcery card in your graveyard. For each opponent, create two 3/3 blue and red Elemental cre...

Council's dilemma — Starting with you, each player votes for past or present. You mill a card for each past vote, then Fateful Tempest deals damage...

Look at the top three cards of your library. Put one of them into your hand, put one of them on the bottom of your library, and exile one of them. ...

Each player sacrifices a creature or planeswalker of their choice. If you sacrificed a permanent this way, you may return another permanent card fr...

Destroy each nonland permanent with mana value 2 or less. Add {B} or {G} for each permanent destroyed this way.

Choose one or more — • Destroy target artifact. • Destroy target creature. • Destroy target enchantment. • Destroy target land. • Destroy target pl...

Search your library for a Forest card, put it onto the battlefield, then shuffle.

Target creature you control gets +X/+X until end of turn. Then it fights up to one target creature you don't control. (Each deals damage equal to i...

Destroy up to X target artifacts and/or enchantments. Create twice X 1/1 black and green Pest creature tokens with "When this token dies, you gain ...

X can't be greater than the number of players in the game. Reveal cards from the top of your library until you reveal X land cards. Put those land ...

Gravestorm (When you cast this spell, copy it for each permanent put into a graveyard from the battlefield this turn.) Target player draws a card a...

Search your library for a Forest card, put that card onto the battlefield, then shuffle.

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuf...

Reveal the top X cards of your library. Put all land cards from among them onto the battlefield tapped and the rest on the bottom of your library i...

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without...

This spell costs {X} less to cast, where X is the total power of creatures you control. Volcanic Salvo deals 6 damage to each of up to two target c...

Strive — This spell costs {2}{R} more to cast for each target beyond the first. Choose any number of target creatures you control. For each of them...