Hard Luck Duck is a Duck

Ronno (from Bambi II) as J.D.

Johnny T. Rex (from Darkwing Duck) as Terk

Lord Tirek (from My Little Pony: Friendship is Magic) as Dr. Cotex

King Sombra (from My Little Pony: Friendship is Magic) as Dr. Celso

Pamela Bondani (from Patrol 03) as Elliot Reid

Tempest Shadow (from My Little Pony: The Movie (2017)) as Carla Espinosa

Storm King (from My Little Pony: The Movie) as Janitor