BRIKSMAX Led Lighting Kit for Creator 3in1 Underwater Robot - Compatible with Lego 31090 Building Blocks Model- Not Include the Lego Set : Amazon.co.uk: Toys & Games
LEGO CREATOR: Underwater Robot (31090) for sale online | eBay
Alanyuppie's LEGO Transformers: Video Tutorial: Transformer Scorpion from LEGO Creator 31090: Underwater robot
LEGO CREATOR 31090 alternative build tutorial - Lego MOC Mech Robot Scorpion - YouTube