Whilst in the US the game featured characters from the film We're Back! A Dinosaur's Story, it featured 3 different IPs in other regions. In Sweden, the game featured the cartoon character Bamse instead. In Australia, the game featured the puppet Agro and was titled "Agro Saur". In Europe, the game featured an original character called "Baby T-Rex".

A fifth version featuring the BBC puppet Edd the Duck was to be released in the UK but was canceled.