Robo T-Rex

Robo Force's ROBO project back in 1997 was extremely successful. Their 2152 Robo Raptor has stomped across many a planet. However, the engineers got bored of upgrading the raptor, and wanted to build a new machine. What should we try? they wondered. House cat? Too lazy, cute. They tried everything from a goldfish, to a sloth, when the senior engineer pointed out that the raptor worked well, so they should build a T-Rex. However since his colleagues are jokers, the riders later discovered that while the new dino is friendly, they have to wear metal socks, as the T-Rex randomly likes to nibble their toes...