Core Set 2020

Griffin Protector | Creature | Griffin | Flying Whenever another creature enters the battlefield under your control, Griffin Protector gets +1/+1 until end of turn. | Christopher Moeller

Inspiring Captain | Creature | Human Knight | When Inspiring Captain enters the battlefield, creatures you control get +1/+1 until end of turn. | Ben Maier

Master Splicer | Creature | Phyrexian Human Artificer | When Master Splicer enters the battlefield, create a 3/3 colorless Phyrexian Golem artifact creature token. Golems you control get +1/+1. | Chippy

Kykar, Wind's Fury | Legendary Creature | Bird Wizard | Flying Whenever you cast a noncreature spell, create a 1/1 white Spirit creature token with flying. Sacrifice a Spirit: Add {R}. | G-host Lee