7475 Fire Hammer vs. Mutant Lizards was a LEGO Dino Attack Set released in 2005. This set was only available for people in the US. It included 3 Mutant Lizards, one purple with blue spots on its back, one brown with blue spots on its back, and one black with yellow specks on its back. It also included Viper, and the Fire Hammer Jeep. The set cost $19.99. and included 259 pieces.