Supreme Instinct is the combination of Ultra instinct Sign and Ultra Ego.When in use the user gains mignight black hair and a blue, silver and Purple aura with the silver appearing around the aura like kaioken on super sayin blue and the blue energy taking the inside of the aura and purple lightning such as super sayin 3. Supreme instinct is also observed to make one immune to the grand zeno's power completely along with any wish made by any dragon. Supreme instinct is the strongest form in existance with its sole user the Ancient Human turned Sayin Runtah being able to use it to overwhealm any opponent with little to no effort. The closest form in appearence to this legendary power
"This is the power of Supreme Instinct!"
"A power beyond the angels."
"A power without equal"