Dark Remedy

Target creature gets +1/+3 until end of turn.

Wildfire Elemental

Whenever an opponent is dealt noncombat damage, creatures you control get +1/+0 until end of turn.

Growth Cycle

Target creature gets +3/+3 until end of turn. It gets an additional +2/+2 until end of turn for each card named Growth Cycle in your graveyard.

Pack Mastiff

: Each creature you control named Pack Mastiff gets +1/+0 until end of turn.

Befuddle

Target creature gets -4/-0 until end of turn.
Draw a card.

Astral Drift

Whenever you cycle Astral Drift or cycle another card while Astral Drift is on the battlefield, you may exile target creature. If you do, return that card to the battlefield under its owner’s control at the beginning of the next end step.
Cycling (, Discard this card: Draw a card.)

The First Sliver

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)
Sliver spells you cast have cascade.

Carrion Feeder

Carrion Feeder can’t block.
Sacrifice a creature: Put a +1/+1 counter on Carrion Feeder.

Astral Drift

Whenever you cycle Astral Drift or cycle another card while Astral Drift is on the battlefield, you may exile target creature. If you do, return that card to the battlefield under its owner’s control at the beginning of the next end step.
Cycling (, Discard this card: Draw a card.)

Bladeback Sliver

Hellbent — As long as you have no cards in hand, Sliver creatures you control have “: This creature deals 1 damage to target player or planeswalker.”

Roalesk, Apex Hybrid

Flying, trample
When Roalesk, Apex Hybrid enters, put two +1/+1 counters on another target creature you control.
When Roalesk dies, proliferate, then proliferate again. (Choose any number of permanents and/or players, then give each another counter of each kind already there. Then do it again.)

Time Wipe

Return a creature you control to its owner’s hand, then destroy all creatures.

Challenger Troll

Each creature you control with power 4 or greater can’t be blocked by more than one creature.

Tyrant’s Scorn

Choose one —
• Destroy target creature with mana value 3 or less.
• Return target creature to its owner’s hand.

Roalesk, Apex Hybrid

Flying, trample
When Roalesk, Apex Hybrid enters, put two +1/+1 counters on another target creature you control.
When Roalesk dies, proliferate, then proliferate again. (Choose any number of permanents and/or players, then give each another counter of each kind already there. Then do it again.)

Forced Landing

Put target creature with flying on the bottom of its owner’s library.

Bolt Bend

This spell costs less to cast if you control a creature with power 4 or greater.
Change the target of target spell or ability with a single target.

Time Wipe

Return a creature you control to its owner’s hand, then destroy all creatures.

Time Wipe

Return a creature you control to its owner’s hand, then destroy all creatures.

Watery Grave

(: Add or .)
As Watery Grave enters, you may pay 2 life. If you don’t, it enters tapped.

Overgrown Tomb

(: Add or .)
As Overgrown Tomb enters, you may pay 2 life. If you don’t, it enters tapped.

Miming Slime

Create an X/X green Ooze creature token, where X is the greatest power among creatures you control.