Transformers' Bumblebee & Optimus Prime as half-built Lego-compatible mechs.
LeWan 7037-7038: Defender Justice Transformers Bumblebee & Optimus Prime Half Mech Builds
LeWan 7013-7014: Deformation Robot Optimus Prime And Bumblebee Lookalike Mechs Preview
Lego Optimus Prime and Lego Bumblebee on a budget!