Keyword: Flash

Flash
Flying, vigilance
When Archangel Avacyn enters the battlefield, creatures you control gain indestructible until end of turn.
When a non-Angel creature you control dies, transform Archangel Avacyn at the beginning of the next upkeep.

Flash (You may cast this spell any time you could cast an instant.)
Each creature you control that’s a Wolf or a Werewolf gets +1/+1 and has trample.

Flash (You may cast this spell any time you could cast an instant.)
Enchant creature
Enchanted creature gets +3/+0 and has first strike.

Flash
Flying
When Rattlechains enters the battlefield, target Spirit gains hexproof until end of turn.
You may cast Spirit spells as though they had flash.

Flash (You may cast this spell any time you could cast an instant.)
Flying

Flash (You may cast this spell any time you could cast an instant.)
When Pack Guardian enters the battlefield, you may discard a land card. If you do, create a 2/2 green Wolf creature token.

Flash (You may cast this spell any time you could cast an instant.)
When Village Bell-Ringer enters the battlefield, untap all creatures you control.

Devoid (This card has no color.)
Flash
Flying
: Target opponent exiles the top card of their library. If it’s a land card, you may return Dimensional Infiltrator to its owner’s hand. ( represents colorless mana.)

Devoid (This card has no color.)
Flash
When you cast this spell, you may pay . If you do, create a 1/1 colorless Eldrazi Scion creature token for each nontoken creature that died under your control this turn. Those tokens have “Sacrifice this creature: Add .”

Devoid (This card has no color.)
Flash
When you cast this spell, you may pay . If you do, create a 1/1 colorless Eldrazi Scion creature token for each nontoken creature that died under your control this turn. Those tokens have “Sacrifice this creature: Add .”

Devoid (This card has no color.)
Flash
Flying
: Target opponent exiles the top card of their library. If it’s a land card, you may return Dimensional Infiltrator to its owner’s hand. ( represents colorless mana.)

Devoid (This card has no color.)
Flash (You may cast this spell any time you could cast an instant.)
When Void Grafter enters the battlefield, another target creature you control gains hexproof until end of turn.

Flash (You may cast this spell any time you could cast an instant.)
When Stasis Snare enters the battlefield, exile target creature an opponent controls until Stasis Snare leaves the battlefield. (That creature returns under its owner’s control.)

Flash (You may cast this spell any time you could cast an instant.)
Reach
When Great Oak Guardian enters the battlefield, creatures target player controls get +2/+2 until end of turn. Untap them.

Flash (You may cast this spell any time you could cast an instant.)
When Deceiver Exarch enters the battlefield, choose one —
• Untap target permanent you control.
• Tap target permanent an opponent controls.

Flash (You may cast this spell any time you could cast an instant.)
Whenever Illusory Ambusher is dealt damage, draw that many cards.

Flash
If a nontoken creature would enter the battlefield and it wasn’t cast, exile it instead.

Flash
When Caller of the Claw enters the battlefield, create a 2/2 green Bear creature token for each nontoken creature put into your graveyard from the battlefield this turn.

Flash (You may cast this spell any time you could cast an instant.)
Whenever Illusory Ambusher is dealt damage, draw that many cards.

Flash
When Mystic Snake enters the battlefield, counter target spell.

Flash
Creatures you control get +2/+2.

Flash
Reach
When Cloudthresher enters the battlefield, it deals 2 damage to each creature with flying and each player.
Evoke (You may cast this spell for its evoke cost. If you do, it’s sacrificed when it enters the battlefield.)

Flash
When Plaxmanta enters the battlefield, creatures you control gain shroud until end of turn. (They can’t be the targets of spells or abilities.)
When Plaxmanta enters the battlefield, sacrifice it unless was spent to cast it.

Flash (You may cast this spell any time you could cast an instant.)
When Stasis Snare enters the battlefield, exile target creature an opponent controls until Stasis Snare leaves the battlefield. (That creature returns under its owner’s control.)

Devoid (This card has no color.)
Flash
Flying
When Ulamog’s Nullifier enters the battlefield, you may put two cards your opponents own from exile into their owners’ graveyards. If you do, counter target spell.