Steel Sprinter vs. Mutant Lizard

7473 Steel Sprinter Vs. Mutant Lizard was a LEGO Dino Attack set released in 2005. This set was only available for people in the US. It included 1 Mutant Lizard with blue specks on its back, and 1 minifigure; Digger, who is wielding a Cosmotronic Ray. The set cost $4.99 and included 42 pieces.