Dragon Ball DAIMA finally introduced Super Saiyan 4 form ... which focused on the climax of Goku and Jiren's rematch, with Mastered Ultra Instinct as the main draw, produced similar results.

Dragon Ball DAIMA Episode 18 "Awakening,"does exactly that and features Goku being gifted the form by Neva. The first canon appearance of Super Saiyan 4 Goku should have been spectacular but ...