George Gilliatt on Twitter: "The building instructions were a story book in themselves, featuring photos of hijinks the robots were getting up to and these super cool concept sketches of some of
Robobots : Set 4099-1 | BrickLink
Roboter-Set 4099 | Lego Wiki | Fandom
LEGO 4099 Robobots Set Parts Inventory and Instructions - LEGO Reference Guide