7e édition

Return all creatures to their owners' hands.

Return all green permanents to their owners' hands.

Counter target spell unless its controller pays {1}.

Whenever you cast a creature spell, you may pay {1}. If you do, return target creature to its owner's hand.

Counter target creature spell.

Counter target spell. If that spell is countered this way, put it on top of its owner's library instead of into that player's graveyard.

Discard all the cards in your hand, then draw that many cards.

Whenever a player casts a spell, that player returns a land they control to its owner's hand.

Each player can't cast more than one spell each turn.

Defender (This creature can't attack.) {2}{U}{U}: Wall of Wonder gets +4/-4 until end of turn and can attack this turn as though it didn't have def...

Tap all lands target player controls and that player loses all unspent mana.

Flying (This creature can't be blocked except by creatures with flying or reach.)

Flying When Sage Owl enters the battlefield, look at the top four cards of your library, then put them back in any order.

{T}: Draw a card, then discard a card.

You may tap or untap target artifact, creature, or land.

When Delusions of Mediocrity enters the battlefield, you gain 10 life. When Delusions of Mediocrity leaves the battlefield, you lose 10 life.

Target player draws two cards.

Other Merfolk get +1/+1 and have islandwalk. (They can't be blocked as long as defending player controls an Island.)

Return target creature to its owner's hand.

Flying {2}{U}: Untap Vigilant Drake.

Flying

Return target permanent to its owner's hand.