Gatecrash

{1}{W}{B}: Target creature gains lifelink until end of turn. {1}{W}{B}: Whenever you gain life this turn, each opponent loses that much life.

Flying

Battalion — Whenever Boros Elite and at least two other creatures attack, Boros Elite gets +2/+2 until end of turn.

Enchant creature Enchanted creature gets +2/+2 and has protection from creatures.

Choose one — • Return target creature you control and all Auras you control attached to it to their owner's hand. • Destroy target creature and you...

Flying Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.)

Return each creature card with converted mana cost X from your graveyard to the battlefield.

Choose one — • Boros Charm deals 4 damage to target player or planeswalker. • Permanents you control gain indestructible until end of turn. • Targe...

Enchant land Enchanted land has "{T}: Tap target creature."

Exile target card from a graveyard. Create a 1/1 white and black Spirit creature token with flying.

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.)

Exile target artifact.

Battalion — Whenever Daring Skyjek and at least two other creatures attack, Daring Skyjek gains flying until end of turn.

Arrows of Justice deals 4 damage to target attacking or blocking creature.

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.) Whenever Treasury Thrull ...

When Foundry Champion enters the battlefield, it deals damage to any target equal to the number of creatures you control. {R}: Foundry Champion get...

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.) Whenever Treasury Thrull ...

Whenever High Priest of Penance is dealt damage, you may destroy target nonland permanent.

Flying Battalion — Whenever Firemane Avenger and at least two other creatures attack, Firemane Avenger deals 3 damage to any target and you gain 3 ...

When Foundry Champion enters the battlefield, it deals damage to any target equal to the number of creatures you control. {R}: Foundry Champion get...

Creatures blocking or blocked by Alms Beast have lifelink.

Battalion — Whenever Frontline Medic and at least two other creatures attack, creatures you control gain indestructible until end of turn. Sacrific...

Trample, lifelink, haste At the beginning of the end step, sacrifice Spark Trooper.

Whenever Fortress Cyclops attacks, it gets +3/+0 until end of turn. Whenever Fortress Cyclops blocks, it gets +0/+3 until end of turn.