Withstand

Prevent the next 3 damage that would be dealt to any target this turn.
Draw a card.

Aetherplasm

Whenever this creature blocks a creature, you may return this creature to its owner's hand. If you do, you may put a creature card from your hand onto the battlefield blocking that creature.

Crystal Seer

When this creature enters, look at the top four cards of your library, then put them back in any order.
{4}{U}: Return this creature to its owner's hand.

Drowned Rusalka

{U}, Sacrifice a creature: Discard a card, then draw a card.

Frazzle

Gigadrowse

Replicate {U} (When you cast this spell, copy it for each time you paid its replicate cost. You may choose new targets for the copies.)
Tap target permanent.

Hatching Plans

When this enchantment is put into a graveyard from the battlefield, draw three cards.

Infiltrator's Magemark

Enchant creature
Creatures you control that are enchanted get +1/+1 and can't be blocked except by creatures with defender.

Leyline of Singularity

If this card is in your opening hand, you may begin the game with it on the battlefield.
All nonland permanents are legendary.

Benediction of Moons

You gain 1 life for each player.
Haunt (When this spell card is put into a graveyard after resolving, exile it haunting target creature.)
When the creature this card haunts dies, you gain 1 life for each player.

Mimeofacture

Replicate {3}{U} (When you cast this spell, copy it for each time you paid its replicate cost. You may choose new targets for the copies.)
Choose target permanent an opponent controls. Search that player's library for a card with the same name and put it onto the battlefield under your control. Then that player shuffles.

Quicken

The next sorcery spell you cast this turn can be cast as though it had flash. (It can be cast any time you could cast an instant.)
Draw a card.

Repeal

Return target nonland permanent with mana value X to its owner's hand.
Draw a card.

Runeboggle

Counter target spell unless its controller pays {1}.
Draw a card.

Sky Swallower

Flying
When this creature enters, target opponent gains control of all other permanents you control.

Steamcore Weird

When this creature enters, if {R} was spent to cast it, it deals 2 damage to any target.

Guildpact