Grade Up Zoids is a line of Zoids released in 1989.
|Grade Up Zoids|
Grade Up logo.
|Includes Zoids From||N/A|
Each of these Zoids had a port (usually on their backs) that contained a spinning gear. When one of the Grade-Up weapons was attached here, special features would be activated on the weapon like spinning barrels.
The release contained 12 Zoids and went on sale in 1989.