Standard MTG sets

Vigilance Threshold — As long as seven or more cards are in your graveyard, Nightwhorl Hermit gets +1/+0 and can't be blocked.

Whenever you cast a spell, if it's the first instant spell, the first sorcery spell, or the first Otter spell other than Alania you've cast this tu...

Flying You may have Mockingbird enter as a copy of any creature on the battlefield with mana value less than or equal to the amount of mana spent t...

At the beginning of your upkeep, surveil 1. (Look at the top card of your library. You may put it into your graveyard.) Threshold — As long as seve...

Flying When this creature enters, target creature you control gains flying until end of turn. (This token's mana cost is {2}{U}.)

Whenever you cast a noncreature spell, put a loyalty counter on Ral, Crackling Wit. [+1]: Create a 1/1 blue and red Otter creature token with prowe...

Gift a tapped Fish (You may promise an opponent a gift as you cast this spell. If you do, they create a tapped 1/1 blue Fish creature token before ...

Gift a card (You may promise an opponent a gift as you cast this spell. If you do, they draw a card before its other effects.) Counter target creat...

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) When Lightshell Duo enters, surveil 2. (Look at the to...

Flying Whenever another nontoken Bird you control enters, create a 1/1 blue Fish creature token.

Vigilance Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) {T}: Draw a card, then discard a card. {2}, ...

Vigilance Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) {T}: Draw a card, then discard a card. {2}, ...

Offspring {3} (You may pay an additional {3} as you cast this spell. If you do, when this creature enters, create a 1/1 token copy of it.) Flying W...

Flying Whenever one or more Birds you control deal combat damage to a player, choose one — • You may put a Bird creature card from your hand or gra...

Flying Whenever one or more Birds you control deal combat damage to a player, choose one — • You may put a Bird creature card from your hand or gra...

Eluge's power and toughness are each equal to the number of Islands you control. Whenever Eluge enters or attacks, put a flood counter on target la...

Eluge's power and toughness are each equal to the number of Islands you control. Whenever Eluge enters or attacks, put a flood counter on target la...

Whenever one or more other creatures you control leave the battlefield without dying, draw a card. {1}{U}, {T}: Return another target creature you ...

Whenever one or more other creatures you control leave the battlefield without dying, draw a card. {1}{U}, {T}: Return another target creature you ...

Whenever you cast a creature spell with mana value 4 or greater, you draw a card, gain 1 life, and put a +1/+1 counter on Helga, Skittish Seer. {T}...

This spell costs {1} less to cast if it targets an attacking or tapped creature. Target creature's owner puts it on the top or bottom of their libr...

Whenever you cast a creature spell with mana value 4 or greater, you draw a card, gain 1 life, and put a +1/+1 counter on Helga, Skittish Seer. {T}...

When Bellowing Crier enters, draw a card, then discard a card.

Deathtouch You may look at the top card of your library any time. You may play lands and cast spells with mana value 4 or greater from the top of y...