
Airdrop Aeronauts | Creature | Dwarf Scout | Flying
Revolt — When Airdrop Aeronauts enters the battlefield, if a permanent you controlled left the battlefield this turn, you gain 5 life. | Greg Opalinski

Dawnfeather Eagle | Creature | Bird | Flying
When Dawnfeather Eagle enters the battlefield, creatures you control get +1/+1 and gain vigilance until end of turn. | Sidharth Chaturvedi

Dispersal Technician | Creature | Vedalken Artificer | When Dispersal Technician enters the battlefield, you may return target artifact to its owner's hand. | Scott Murphy

Salvage Scuttler | Creature | Crab | Whenever Salvage Scuttler attacks, return an artifact you control to its owner's hand. | Tony Foti

Sly Requisitioner | Creature | Human Artificer | Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.)
Whenever a nontoken artifact you control is put into a graveyard from the battlefield, create a 1/1 colorless Servo artifact creature token. | Dan Scott

Lathnu Sailback | Creature | Lizard | | Christopher Burdett

Lightning Runner | Creature | Human Warrior | Double strike, haste
Whenever Lightning Runner attacks, you get {E}{E} (two energy counters), then you may pay {E}{E}{E}{E}{E}{E}{E}{E}. If you pay, untap all creatures you control, and after this phase, there is an additional combat phase. | Raymond Swanland

Lifecraft Cavalry | Creature | Elf Warrior | Trample
Revolt — Lifecraft Cavalry enters the battlefield with two +1/+1 counters on it if a permanent you controlled left the battlefield this turn. | Svetlin Velinov

Ridgescale Tusker | Creature | Pangolin Beast | When Ridgescale Tusker enters the battlefield, put a +1/+1 counter on each other creature you control. | Winona Nelson

Maverick Thopterist | Creature | Human Artificer | Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.)
When Maverick Thopterist enters the battlefield, create two 1/1 colorless Thopter artifact creature tokens with flying. | Zack Stella

Foundry Assembler | Artifact Creature | Assembly-Worker | Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) | Karl Kopinski

Prizefighter Construct | Artifact Creature | Construct | | Daniel Ljunggren

Reservoir Walker | Artifact Creature | Construct | When Reservoir Walker enters the battlefield, you gain 3 life and get {E}{E}{E} (three energy counters). | Johann Bodin