You may have this creature enter as a copy of any creature on the battlefield, except it's a Wall in addition to its other types and has defender. When you do, tap the copied creature and it doesn't untap during its controller's untap step for as long as you control this creature.

Defender
Whenever this creature blocks a creature, return that creature to its owner's hand at end of combat.

Defender
Prevent all damage that would be dealt to this creature by creatures it's blocking.

Defender
: This creature gets +1/+0 until end of turn.

Defender
: This creature gets +4/-4 until end of turn and can attack this turn as though it didn't have defender.

Flying
When Wan Shi Tong enters, target nonland permanent's owner puts it into their library second from the top or on the bottom.
Whenever one or more cards are put into a library from anywhere, create two 1/1 colorless Spirit creature tokens with "This token can't block or be blocked by non-Spirit creatures."

When this creature enters, look at target opponent's hand.

Flying
Players play with their hands revealed.

Flying
This creature can block only creatures with flying.

Whenever this creature becomes tapped, target creature an opponent controls gets -3/-0 until end of turn.

Champion a Merfolk
Whenever this creature deals combat damage to a player, you may sacrifice a Merfolk. If you do, take an extra turn after this one.

Flying
Creature spells with flying you cast cost less to cast.

Flying
Whenever this creature attacks, target creature defending player controls loses all abilities and has base power and toughness 0/1 until end of turn.

Whenever a player cycles a card, this creature gains flying and shroud until end of turn.

Flying
Heroic — Whenever you cast a spell that targets this creature, put a +1/+1 counter on this creature.

Flying
Whenever Wasp attacks, up to one other target creature gets -3/-0 until your next turn. Then draw a card for each creature with power less than 0 on the battlefield.

Hideaway 4
This creature enters tapped.
When this creature leaves the battlefield, put the exiled card into its owner's hand.

Flying
When this creature enters, surveil 2.

Flying, ward
Whenever you remove a time counter from this card while it's exiled, surveil 1.
Suspend 6 —

Flying
This creature enters with an oil counter on it.
When this creature dies, draw cards equal to the number of oil counters on it.

: This creature gets +1/-1 until end of turn.
: This creature gets -1/+1 until end of turn.

Whenever Water Weird deals combat damage to a player, put a +1/+1 counter on Water Weird if the top card of your library is a nonland card. Otherwise, you may mill a card.
: Water Weird gets +1/-1 until end of turn.

This creature gets +0/+1 as long as an opponent controls an Island.

: This creature gets +1/-1 until end of turn.

Flying
Ward

, , Discard a card: Return target creature to its owner's hand.

Whenever a creature you control with flying enters, this creature gets +1/+1 until end of turn.

Flying
At the beginning of your upkeep, sacrifice this creature unless you return an untapped Island you control to its owner's hand.