Boxing Day

Whenever Ornery Goblin blocks or becomes blocked by a creature, Ornery Goblin deals 1 damage to that creature.

Garrison Sergeant has double strike as long as you control a Gate.

Whenever you cast an instant or sorcery spell, put a charge counter on Firemind's Research. {1}{U}, Remove two charge counters from Firemind's Res...

Etrata, the Silencer can't be blocked. Whenever Etrata deals combat damage to a player, exile target creature that player controls and put a hit c...

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 Haazda Marshal and at least two other creatures attack, create a 1/1 white Soldier creature token with lifelink.

When Generous Stray enters the battlefield, draw a card.

{4}{G}: Devkarin Dissident gets +2/+2 until end of turn.

Choose one — • Destroy target creature with flying. • Destroy target enchantment.

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....

When Affectionate Indrik enters the battlefield, you may have it fight target creature you don't control. (Each deals damage equal to its power to ...

When Rubblebelt Boar enters the battlefield, target creature gets +2/+0 until end of turn.

Target creature you control fights target creature you don't control. (Each deals damage equal to its power to the other.)

Defender (This creature can't attack.) {2}, {T}, Sacrifice a creature with defender: Draw a card.

Undergrowth — When Kraul Foragers enters the battlefield, you gain 1 life for each creature card in your graveyard.

Reach

Defender, reach {4}{G}: Grappling Sundew gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy this creature.)

Undergrowth — When Vigorspore Wurm enters the battlefield, target creature gains vigilance and gets +X/+X until end of turn, where X is the number ...

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 cast an instant or sorcery spell, this emblem deals 4 damage to any target and you draw two cards.

Vigilance

Flying, vigilance