Keyword: Morph

Whenever Broodhatch Nantuko is dealt damage, you may create that many 1/1 green Insect creature tokens.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Whenever Haunted Cadaver deals combat damage to a player, you may sacrifice it. If you do, that player discards three cards.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Whenever Dawning Purist deals combat damage to a player, you may destroy target enchantment that player controls.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

First strike
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Tap two untapped Elves you control: Add one mana of any color.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Whenever Riptide Entrancer deals combat damage to a player, you may sacrifice it. If you do, gain control of target creature that player controls. (This effect lasts indefinitely.)
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

: Prevent the next 1 damage that would be dealt to any target this turn.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Whenever Ebonblade Reaper attacks, you lose half your life, rounded up.
Whenever Ebonblade Reaper deals combat damage to a player, that player loses half their life, rounded up.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

At the beginning of your upkeep, flip a coin. If you lose the flip, turn Skittish Valesk face down.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

: Target Beast creature gets +1/+1 until end of turn.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Protection from Clerics
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Flying
: If target spell has only one target and that target is Quicksilver Dragon, change that spell’s target to another creature.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

, : Tap target creature.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Whenever Serpentine Basilisk deals combat damage to a creature, destroy that creature at end of combat.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Protection from Beasts
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Defender (This creature can’t attack.)
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Flying
: Mistform Shrieker becomes the creature type of your choice until end of turn.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

: Untap target artifact or creature.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Protection from Goblins
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

: Regenerate target Zombie.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Whenever Headhunter deals combat damage to a player, that player discards a card.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Charging Slateback can’t block.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

, : Venomspout Brackus deals 5 damage to target attacking or blocking creature with flying.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)