First released on October 23, 2008 by Takara Tomy in dark-blue however, they had futher releases in different colors and designs. Takara Tomy occasionally included them with Beyblades such as Meteo L-Drago LW105LF and Gravity Destroyer AD145WD. Hasbro solely sells them separately however, while Sonokong provides releases in select Beyblades and Sets.