Remember the DInoBot Grimlock from transformers ? the t REX.
anywayz, lots of transformers these days.. wrc, wrx, viper, jeep, rx8, and here is the next one in the lineup:
japanese use die cast transformers made by takara ~75USD
others use the plastic made by hasbro. hasbro just has 4 released and can be found and purchased in toysrus, walmart.. around ~25USD