When does Beyblade: Metal Fusion return?

The series stars Gingka Hagane, a talented Blader traveling all around Japan to get stronger so he can defeat the Dark Nebula, an evil organization that is also responsible for the supposed death of Gingka's father, Ryo Hagane. The Dark Nebula recruits a Blader named Ryuga, who is given L-Drago, and travels around the world, defeating and either recruiting or destroying the Beyblades of other Bladers.