Standard MTG sets

Kitesail Corsair has flying as long as it's attacking.

Alliance — Whenever another creature you control enters, Venom Connoisseur gains deathtouch until end of turn. If this is the second time this abil...

When Springbloom Druid enters, you may sacrifice a land. If you do, search your library for up to two basic land cards, put them onto the battlefie...

Flash (You may cast this spell any time you could cast an instant.) Flying Whenever this creature attacks, target instant or sorcery card in your g...

Trample Landfall — Whenever a land you control enters, you may create a 4/4 green Beast creature token.

Whenever you cast a creature spell, create a 3/3 green Beast creature token. Whenever you cast a noncreature spell, put three +1/+1 counters on tar...

Kicker {1}{U} (You may pay an additional {1}{U} as you cast this spell.) Return target nonland permanent to its owner's hand. If this spell was kic...

Indestructible Whenever Predator Ooze attacks, put a +1/+1 counter on it. Whenever a creature dealt damage by Predator Ooze this turn dies, put a +...

Enchant creature Whenever enchanted creature attacks, put a +1/+1 counter on it. Then if it has three or more +1/+1 counters on it, sacrifice Ordea...

When Exclusion Mage enters, return target creature an opponent controls to its owner's hand.

Whenever an opponent casts a blue or black spell, you may put a +1/+1 counter on Mold Adder.

When this creature dies, create a 1/1 black and green Insect creature token with flying.

Flash Enchant creature Enchanted creature loses all abilities and is a black Skeleton creature with base power and toughness 1/1. (It loses all oth...

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) Whenever you cast a spell that targets Gnarlbac...

Deathtouch Whenever a creature you control with deathtouch deals combat damage to a player, that player gets two poison counters. (A player with te...

When Corsair Captain enters, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.") Other Pira...

When Fierce Empath enters, you may search your library for a creature card with mana value 6 or greater, reveal it, put it into your hand, then shu...

Search your library for up to two basic land cards and/or Gate cards, put them onto the battlefield tapped, then shuffle.

Counter target spell.

When Viashino Pyromancer enters, it deals 2 damage to target player or planeswalker.

At the beginning of your upkeep, Ravenous Giant deals 1 damage to you.

Flash When Burrog Befuddler enters, target creature an opponent controls gets -1/-0 until end of turn.

When this creature dies, if it wasn't a Demon, return it to the battlefield under its owner's control with two +1/+1 counters on it. It's a Demon i...

Obliterating Bolt deals 4 damage to target creature or planeswalker. If that creature or planeswalker would die this turn, exile it instead.