CollectionPortal 2 Plush Keychain Set
Game Title: Portal 2
Set: 3 keychains (this is the complete set)
Released As: Commercially available keychains
Country: USA, Australia (+ possibly others?)
Manufacturer: A Crowded Coop
This set of three Portal 2 keychains joins with the original Portal Companion Cube plush keychain to make a total set of four keychains.
These were originally available from the Valve online store, as well as several other online and physical stores.