Boxing Day

Defender {1}{G}, Sacrifice another creature: You gain life equal to the sacrificed creature's toughness.

Whenever a creature you control with toughness 4 or greater dies, each opponent loses 2 life and you gain 2 life. {2}{B}, Sacrifice another creatur...

Flying, first strike, haste

{B}, {T}, Pay 1 life: Put a +1/+1 counter on Cruel Sadist. {2}{B}, {T}, Remove X +1/+1 counters from Cruel Sadist: It deals X damage to target crea...

Outlast {1}{B} ({1}{B}, {T}: Put a +1/+1 counter on this creature. Outlast only as a sorcery.)

Lifelink

Raid — When Bellowing Saddlebrute enters the battlefield, you lose 4 life unless you attacked with a creature this turn.

Hexproof (This creature can't be the target of spells or abilities your opponents control.) Prowess (Whenever you cast a noncreature spell, this cr...

Defender {1}{W}, {T}: Tap target creature.

Flying Morph {5}{U}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When Thousand Win...

{U}: Scion of Glaciers gets +1/-1 until end of turn.

Flying {2}{R}, Sacrifice Scaldkin: It deals 2 damage to any target.

Flying Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Flash This spell can't be countered. Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Return three land...

Mystic of the Hidden Way can't be blocked. Morph {2}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for i...

Defender, flying Morph {U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Flying Morph {2}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When Mistfire Weaver...

Morph {4}{U}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When Kheru Spellsnatcher...

Flying Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Whenever Jeskai Elder deals combat damage to a player,...

Morph {4}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Flying, vigilance

{1}{G}, {T}, Sacrifice Embodiment of Spring: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle your library.