The latest issue of V-Jump magazine featured Goku in his Super Saiyan God form, a form stronger than the Super Saiyan 3!
In this form, Goku has red hair, red eyes and a sparkling aura. According to spoilers, this form needs the power of six pure-hearted Saiyans. Including Goku, the other five pure-hearted Saiyans are: Vegeta, Gohan, Trunks, Goten and Pan, who is currently growing inside Videl.
Dragon Ball Z: Battle of Gods takes place after the defeat of Majin Buu and before the end of the Dragon Ball Z anime and manga. Directed by Masahiro Hosoda (DBZ episode director) and written by Yūsuke Watanabe (Bloody Monday), the movie will be released this March 30, 2013.
Source: Saiyan Island
In this form, Goku has red hair, red eyes and a sparkling aura. According to spoilers, this form needs the power of six pure-hearted Saiyans. Including Goku, the other five pure-hearted Saiyans are: Vegeta, Gohan, Trunks, Goten and Pan, who is currently growing inside Videl.
Dragon Ball Z: Battle of Gods takes place after the defeat of Majin Buu and before the end of the Dragon Ball Z anime and manga. Directed by Masahiro Hosoda (DBZ episode director) and written by Yūsuke Watanabe (Bloody Monday), the movie will be released this March 30, 2013.
Source: Saiyan Island