Boxing Day

Destroy all creatures. They can't be regenerated.

Whenever a nontoken creature enters, if Genesis Chamber is untapped, that creature's controller creates a 1/1 colorless Myr artifact creature token.

Whenever a nontoken creature enters, if Genesis Chamber is untapped, that creature's controller creates a 1/1 colorless Myr artifact creature token.

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...

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...

Deathtouch Boast — {1}{B}: Target player searches their library for a card, then shuffles and puts that card on top. (Activate only if this creatur...

Deathtouch Boast — {1}{B}: Target player searches their library for a card, then shuffles and puts that card on top. (Activate only if this creatur...

{1}{B}, Pay 2 life: Return target creature card from your graveyard to your hand.

{1}{B}, Pay 2 life: Return target creature card from your graveyard to your hand.

When Kardur, Doomscourge enters, until your next turn, creatures your opponents control attack each combat if able and attack a player other than y...

When Kardur, Doomscourge enters, until your next turn, creatures your opponents control attack each combat if able and attack a player other than y...

Prevent all combat damage that would be dealt to attacking creatures you control.

Prevent all combat damage that would be dealt to attacking creatures you control.

As an additional cost to cast this spell, discard a card. Draw two cards.

As an additional cost to cast this spell, discard a card. Draw two cards.

Your opponents can't search libraries. If an opponent would begin an extra turn, that player skips that turn instead.

Your opponents can't search libraries. If an opponent would begin an extra turn, that player skips that turn instead.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color....

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color....

Whenever you attack, if it's the first combat phase of the turn, untap all attacking creatures. They gain first strike until end of turn. After thi...

Whenever you attack, if it's the first combat phase of the turn, untap all attacking creatures. They gain first strike until end of turn. After thi...

Destroy target creature or enchantment.

Destroy target creature or enchantment.

Exile target nonland permanent. You lose 3 life.