The Red Great Ape is a transformation used by Goku in an alternate universe where he was born with God Ki. This transformation looks similar to the Golden Great Ape. This form is achieved when a Saiyan with God Ki looks in the full moon.
Power Scale[]
This transformation would be slightly better than Super Saiyan 3 if Kid Goku was using it. If current Goku would be using it, it would be slightly stronger than Super Saiyan Blue Kaioken x10
Red Great Ape