Knollspine Dragon

Inescapable Brute

Creature — Giant Warrior (3/3)

Wither (This deals damage to creatures in the form of -1/-1 counters.)
Inescapable Brute must be blocked if able.

Cragganwick Cremator

Creature — Giant Shaman (5/4)

When Cragganwick Cremator enters the battlefield, discard a card at random. If you discard a creature card this way, Cragganwick Cremator deals damage equal to that card's power to target player or planeswalker.

Grief Tyrant

Creature — Horror (8/8)

Grief Tyrant enters the battlefield with four -1/-1 counters on it.
When Grief Tyrant dies, put a -1/-1 counter on target creature for each -1/-1 counter on Grief Tyrant.

Wort, the Raidmother

Legendary Creature — Goblin Shaman (3/3)

When Wort, the Raidmother enters the battlefield, create two 1/1 red and green Goblin Warrior creature tokens.
Each red or green instant or sorcery spell you cast has conspire. (As you cast the spell, you may tap two untapped creatures you control that share a color with it. When you do, copy it and you may choose new targets for the copy.)

Morselhoarder

Creature — Elemental (6/4)

Morselhoarder enters the battlefield with two -1/-1 counters on it.
Remove a -1/-1 counter from Morselhoarder: Add one mana of any color.

Valleymaker

Creature — Giant Shaman (5/5)

, Sacrifice a Mountain: Valleymaker deals 3 damage to target creature.
, Sacrifice a Forest: Choose a player. That player adds .

Loamdragger Giant

Creature — Giant Warrior (7/6)

Deep-Slumber Titan

Creature — Giant Warrior (7/7)

Deep-Slumber Titan enters the battlefield tapped.
Deep-Slumber Titan doesn't untap during your untap step.
Whenever Deep-Slumber Titan is dealt damage, untap it.

Furystoke Giant

Creature — Giant Warrior (3/3)

When Furystoke Giant enters the battlefield, other creatures you control gain ": This creature deals 2 damage to any target" until end of turn.
Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

Twilight Shepherd

Creature — Angel (5/5)

Flying, vigilance
When Twilight Shepherd enters the battlefield, return to your hand all cards in your graveyard that were put there from the battlefield this turn.
Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

Grim Poppet

Artifact Creature — Scarecrow (4/4)

Grim Poppet enters the battlefield with three -1/-1 counters on it.
Remove a -1/-1 counter from Grim Poppet: Put a -1/-1 counter on another target creature.

Hollowborn Barghest

Creature — Demon Dog (7/6)

At the beginning of your upkeep, if you have no cards in hand, each opponent loses 2 life.
At the beginning of each opponent's upkeep, if that player has no cards in hand, they lose 2 life.

Horde of Boggarts

Creature — Goblin (0/0)

Menace (This creature can't be blocked except by two or more creatures.)
Horde of Boggarts's power and toughness are each equal to the number of red permanents you control.

Oona, Queen of the Fae

Legendary Creature — Faerie Wizard (5/5)

Flying
: Choose a color. Target opponent exiles the top X cards of their library. For each card of the chosen color exiled this way, create a 1/1 blue and black Faerie Rogue creature token with flying.

Woodfall Primus

Creature — Treefolk Shaman (6/6)

Trample
When Woodfall Primus enters the battlefield, destroy target noncreature permanent.
Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

Isleback Spawn

Creature — Kraken (4/8)

Shroud (This creature can't be the target of spells or abilities.)
Isleback Spawn gets +4/+8 as long as a library has twenty or fewer cards in it.

Witherscale Wurm

Creature — Wurm (9/9)

Whenever Witherscale Wurm blocks or becomes blocked by a creature, that creature gains wither until end of turn. (It deals damage to creatures in the form of -1/-1 counters.)
Whenever Witherscale Wurm deals damage to an opponent, remove all -1/-1 counters from it.

Boggart Arsonists

Creature — Goblin Rogue (2/1)

Plainswalk (This creature can't be blocked as long as defending player controls a Plains.)
, Sacrifice Boggart Arsonists: Destroy target Scarecrow or Plains.

Intimidator Initiate

Creature — Goblin Shaman (1/1)

Whenever a player casts a red spell, you may pay . If you do, target creature can't block this turn.

Midnight Banshee

Creature — Spirit (5/5)

Wither (This deals damage to creatures in the form of -1/-1 counters.)
At the beginning of your upkeep, put a -1/-1 counter on each nonblack creature.