What is the strongest form of Super Saiyan that Goku has used in Dragon Ball Super? How does it compare to the other forms he has used? - Quora
What are all of the Super Saiyan forms of Goku? - Quora
What is the difference between SSJ4 and Blue in Dragon Ball Super (DBS)? - Quora
Out of all the Dragon Ball Super Saiyan transformations, which is the most popular out of Canon and non-Canon? - Quora
What is the most powerful form of Broly in Dragon Ball? - Quora
What is SSJ4? - Quora
Who is the strongest Saiyan currently (no non-Canon characters)? - Quora
How would you add the Super Saiyan 4 (SSJ 4) transformation into
Can Goku go SSJ4 without his tail? - Quora
Which form is your favorite, Super Saiyan God or Super Saiyan Four? Why? How? - Quora
If SSJ forms up to 10 existed in DB series and was canon then
Are all Saiyans born with the ability to become Super Saiyan God/Blue or does it require outside sources to obtain? - Quora