Mistform Stalker

: Mistform Stalker becomes the creature type of your choice until end of turn.
: Mistform Stalker gets +2/+2 and gains flying until end of turn.

Sage Aven

Flying (This creature can’t be blocked except by creatures with flying or reach.)
When Sage Aven enters the battlefield, look at the top four cards of your library, then put them back in any order.

Anurid Barkripper

Threshold — Anurid Barkripper gets +2/+2 as long as seven or more cards are in your graveyard.

Battle Screech

Create two 1/1 white Bird creature tokens with flying.
Flashback—Tap three untapped white creatures you control. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Accumulated Knowledge

Draw a card, then draw cards equal to the number of cards named Accumulated Knowledge in all graveyards.

Thornscape Apprentice

, : Target creature gains first strike until end of turn.
, : Tap target creature.

Fight or Flight

At the beginning of combat on each opponent’s turn, separate all creatures that player controls into two piles. Only creatures in the pile of their choice can attack this turn.

Slimy Kavu

: Target land becomes a Swamp until end of turn.

Plague Spores

Destroy target nonblack creature and target land. They can’t be regenerated.

Benalish Emissary

Kicker (You may pay an additional as you cast this spell.)
When Benalish Emissary enters the battlefield, if it was kicked, destroy target land.

Hypnotic Cloud

Kicker (You may pay an additional as you cast this spell.)
Target player discards a card. If this spell was kicked, that player discards three cards instead.

Deadly Insect

Shroud (This creature can’t be the target of spells or abilities.)

Quirion Elves

As Quirion Elves enters the battlefield, choose a color.
: Add .
: Add one mana of the chosen color.

Shock

Shock deals 2 damage to any target.

Attunement

Return Attunement to its owner’s hand: Draw three cards, then discard four cards.

Crumbling Sanctuary

If damage would be dealt to a player, that player exiles that many cards from the top of their library instead.

Spur Grappler

Spur Grappler gets +2/+1 as long as you control no untapped lands.

Keldon Firebombers

When Keldon Firebombers enters the battlefield, each player sacrifices all lands they control except for three.

Accumulated Knowledge

Draw a card, then draw cards equal to the number of cards named Accumulated Knowledge in all graveyards.

Murderous Betrayal

, Pay half your life, rounded up: Destroy target nonblack creature. It can’t be regenerated.

Skyshroud Sentinel

When Skyshroud Sentinel enters the battlefield, you may search your library for up to three cards named Skyshroud Sentinel, reveal them, and put them into your hand. If you do, shuffle your library.

Shock

Shock deals 2 damage to any target.

Soul Warden

Whenever another creature enters the battlefield, you gain 1 life.