Only Goku has mastered Kaioken, using up to x20 but never combining it with Super Saiyan. Combining Kaioken with SSJ is risky due to the emotional stress of SSJ affecting ki control. Quick Links ...

And, now, fans can get a first-look at the new Super Saiyan Blue form Goku will use during the battle. Videos by ComicBook.com ... In the anime, Goku has used Kaio-Ken x20 once before.

Dragon Ball Super fans are pumped up, especially with Goku getting a new form, as they watch the Tournament of Power continue. In addition, fans are eagerly awaiting the battle between Universe 11 ...

One of Goku's long-forgotten techniques makes a comeback in 'Dragon Ball Super.' Ever since Goku went Super Saiyan back during the Frieza saga, he hasn't had much use for his old Kaio-ken technique.