What Is the Junkbot in Grow A Garden? The Junkbot is a limited pet in Roblox Grow A Garden that was given out during a specific admin abuse event. It is a Mythical-tier pet, but unlike most Mythical pets, it is no longer obtainable. In general, most players who have a Junkbot received it by actively participating in the Albert Admin Abuse update, which also involved the chubby chipmunk update....