When this card first came out I thought that the MUI Goku in the back was holding UI Gokus Kamehameha like some sort of Double Goku Kamehameha in the same style as

Perfected Ultra Instinct, Dragon Ball Wiki

Kamehameha, Dragon Ball Wiki

Goku MUI Divine Kamehameha vs Ultimate Attacks Compilation

Goku Goes Ultra Instinct Sliding Kamehameha VS Kid Buu Ending

UI Sign Goku Kamehameha against Moro was almost identical to

UI GOKU NEW Scan (Vjump) : r/dragonballfighterz

Perfected Ultra Instinct, Dragon Ball Wiki

How strong is current (Manga) Goku's Base Form? - Quora

Dragon Ball LEGENDS) THE TRUE POWER OF ULTRA INSTINCT! MUI AND UI

Perfected Ultra Instinct, Dragon Ball Wiki