The Grubs are alien engineers, and primary minions of Emperor Zurg, serving his malevolent designs either on Planet Z, or in Zurg's space-ship. They appear as minor villains in the TV series of Buzz Lightyear of Star Command, and non-combatant players in the villains tournaments.
Disney Vs Non-Disney Villains War
Disney Vs Non-Disney Villains War - Part Two
Disney Villains War
Disney Villains War 2
Disney Villains War 3
Disney Villains War Reboot
The Grubs re-built former space ranger Warp Darkmatter to Emperor Zurg's "Agent Z".