Patagia Viper

Flying
When Patagia Viper enters the battlefield, create two 1/1 green and blue Snake creature tokens.
When Patagia Viper enters the battlefield, sacrifice it unless was spent to cast it.

Cloudthresher

Flash
Reach
When Cloudthresher enters the battlefield, it deals 2 damage to each creature with flying and each player.
Evoke (You may cast this spell for its evoke cost. If you do, it’s sacrificed when it enters the battlefield.)

Seal of Cleansing

Sacrifice Seal of Cleansing: Destroy target artifact or enchantment.

Gnarlroot Trapper

, Pay 1 life: Add . Spend this mana only to cast an Elf creature spell.
: Target attacking Elf you control gains deathtouch until end of turn. (Any amount of damage it deals to a creature is enough to destroy it.)

Vines of Vastwood

Kicker (You may pay an additional as you cast this spell.)
Target creature can’t be the target of spells or abilities your opponents control this turn. If this spell was kicked, that creature gets +4/+4 until end of turn.

Blood Ogre

Bloodthirst 1 (If an opponent was dealt damage this turn, this creature enters the battlefield with a +1/+1 counter on it.)
First strike (This creature deals combat damage before creatures without first strike.)

Skyreach Manta

Sunburst (This enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it.)
Flying

Fortify

Choose one —
• Creatures you control get +2/+0 until end of turn.
• Creatures you control get +0/+2 until end of turn.

Aven Tactician

Flying
When Aven Tactician enters the battlefield, bolster 1. (Choose a creature with the least toughness among creatures you control and put a +1/+1 counter on it.)

Segmented Krotiq

Megamorph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

Wood Elves

When Wood Elves enters the battlefield, search your library for a Forest card and put that card onto the battlefield. Then shuffle your library.

Seal of Fire

Sacrifice Seal of Fire: It deals 2 damage to any target.

Deep-Sea Kraken

Deep-Sea Kraken can’t be blocked.
Suspend 9— (Rather than cast this card from your hand, you may pay and exile it with nine time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, cast it without paying its mana cost. It has haste.)
Whenever an opponent casts a spell, if Deep-Sea Kraken is suspended, remove a time counter from it.

Reclamation Sage

When Reclamation Sage enters the battlefield, you may destroy target artifact or enchantment.

Nekrataal

First strike
When Nekrataal enters the battlefield, destroy target nonartifact, nonblack creature. That creature can’t be regenerated.

Wake the Dead

Cast this spell only during combat on an opponent’s turn.
Return X target creature cards from your graveyard to the battlefield. Sacrifice those creatures at the beginning of the next end step.

Tragic Slip

Target creature gets -1/-1 until end of turn.
Morbid — That creature gets -13/-13 until end of turn instead if a creature died this turn.