
Elite Scaleguard | Creature | Human Soldier | When Elite Scaleguard enters the battlefield, bolster 2. (Choose a creature with the least toughness among creatures you control and put two +1/+1 counters on it.)
Whenever a creature you control with a +1/+1 counter on it attacks, tap target creature defending player controls. | Steve Prescott

Great-Horn Krushok | Creature | Beast | | YW Tang

Aven Surveyor | Creature | Bird Scout | Flying
When Aven Surveyor enters the battlefield, choose one —
• Put a +1/+1 counter on Aven Surveyor.
• Return target creature to its owner's hand. | David Gaillet

Torrent Elemental | Creature | Elemental | Flying
Whenever Torrent Elemental attacks, tap all creatures defending player controls.
{3}{B/G}{B/G}: Put Torrent Elemental from exile onto the battlefield tapped. Activate only as a sorcery. | James Paick

Archfiend of Depravity | Creature | Demon | Flying
At the beginning of each opponent's end step, that player chooses up to two creatures they control, then sacrifices the rest. | Daarken

Sibsig Host | Creature | Zombie | When Sibsig Host enters the battlefield, each player mills three cards. | Steve Prescott

Flamerush Rider | Creature | Human Warrior | Whenever Flamerush Rider attacks, create a token that's a copy of another target attacking creature and that's tapped and attacking. Exile the token at end of combat.
Dash {2}{R}{R} (You may cast this spell for its dash cost. If you do, it gains haste, and it's returned from the battlefield to its owner's hand at the beginning of the next end step.) | Min Yum

Hungering Yeti | Creature | Yeti | As long as you control a green or blue permanent, you may cast Hungering Yeti as though it had flash. (You may cast it any time you could cast an instant.) | Tyler Jacobson

Lightning Shrieker | Creature | Dragon | Flying, trample, haste
At the beginning of the end step, Lightning Shrieker's owner shuffles it into their library. | Slawomir Maniak

Battlefront Krushok | Creature | Beast | Battlefront Krushok can't be blocked by more than one creature.
Each creature you control with a +1/+1 counter on it can't be blocked by more than one creature. | Steve Prescott

Feral Krushok | Creature | Beast | | Kev Walker

Whisperwood Elemental | Creature | Elemental | At the beginning of your end step, manifest the top card of your library. (Put it onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)
Sacrifice Whisperwood Elemental: Until end of turn, face-up nontoken creatures you control gain "When this creature dies, manifest the top card of your library." | Raymond Swanland

Dromoka, the Eternal | Legendary Creature | Dragon | Flying
Whenever a Dragon you control attacks, bolster 2. (Choose a creature with the least toughness among creatures you control and put two +1/+1 counters on it.) | Eric Deschamps

Kolaghan, the Storm's Fury | Legendary Creature | Dragon | Flying
Whenever a Dragon you control attacks, creatures you control get +1/+0 until end of turn.
Dash {3}{B}{R} (You may cast this spell for its dash cost. If you do, it gains haste, and it's returned from the battlefield to its owner's hand at the beginning of the next end step.) | Jaime Jones