Hero card

Beast, Erudite Aerialist

Legendary Creature - Mutant Scientist Hero

PayoffThe more of what it needs is on the battlefield, the stronger it gets: the deck has to feed it a lot

Needs: Sneak, Beast

Gives: Counter +1/+1, Flyers, Hero / Villain

Not in winning lists yet: read from the card text and the graph

Build a deck with Beast, Erudite Aerialist as the hero

Makes it work

The Thing, Ben Grimm · Gnarlid Colony · Vexed Bots · Flying Octobot · Captain America, Wings of Freedom · Alessos and Pras, Acrobats · Spider-Man India · Bejeweled Warg

Benefits from it

Kid Loki · The Astonishing Ant-Man · Venus, Torn Between Worlds · Avengers Assemble!

Use instead if you don't have it

Teo, Spirited Glider · Kraum, Violent Cacophony · Beetle, Legacy Criminal · Arala, Hedron Scaler · Ray Fillet, Man Ray · Clinquant Skymage

Cards in the meta that answer it

Countersculpt (Azorius Control) · Get Lost (Azorius Control) · Jeskai Revelation (4-Color Control) · Inevitable Defeat (4-Color Control)