Eventide

When Wistful Selkie enters the battlefield, draw a card.

When Noggle Ransacker enters the battlefield, each player draws two cards, then discards a card at random.

Enchant creature As long as enchanted creature is blue, it gets +1/+1 and has shroud. (It can't be the target of spells or abilities.) As long as...

Create a 5/5 blue and red Elemental creature token with flying. Retrace (You may cast this card from your graveyard by discarding a land card in ad...

{T}: Target red or green creature gets -2/-0 until end of turn.

Whenever a permanent you control becomes untapped, Wake Thrasher gets +1/+1 until end of turn.

Flying {U/R}: Talonrend gets +1/-1 until end of turn.

Chroma — Reveal the top ten cards of your library. For each blue mana symbol in the mana costs of the revealed cards, target opponent mills a card....

{1}{U}, {T}: Return target creature with a counter on it to its owner's hand.

Target player draws a card. Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs.)

{T}: Target creature gains flying until end of turn. Whenever you cast a blue spell, you may untap Merrow Levitator.

Return all nonblue creatures to their owners' hands.

Flying {U}: Target permanent becomes blue in addition to its other colors until end of turn.

{2}: Draw a card if you have no cards in hand.

Flying {U}, Sacrifice Glen Elendra Archmage: Counter target noncreature spell. Persist (When this creature dies, if it had no -1/-1 counters on i...

Change the text of target spell or permanent by replacing all instances of one color word with another. Retrace (You may cast this card from your g...

Flying When Dream Thief enters the battlefield, draw a card if you've cast another blue spell this turn.

Counter target spell. Its controller draws a card. Draw a card.

At the beginning of your upkeep, return a permanent you control to its owner's hand.

Until end of turn, target creature gains "{T}: Return target nonland permanent to its owner's hand."

Flash Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 cou...

Sturdy Hatchling enters the battlefield with four -1/-1 counters on it. {G/U}: Sturdy Hatchling gains shroud until end of turn. (It can't be the t...

Create a token that's a copy of target creature. Retrace (You may cast this card from your graveyard by discarding a land card in addition to payi...

Until end of turn, target creature loses all abilities and becomes a green Snake with base power and toughness 1/1. Draw a card.