LEGO MOC EV3 Flipper Sumobot/ Battlebot by DLuders | Rebrickable - Build with LEGO
3kg LEGO sumo seiklused - Rakke Robootikud
Have A Nice Day: Mini Sumo Robot - Robot Room
EV3 Sumo Robots - Omar's design tech blog
FLLCasts | Sumo Competition Robot from LEGO Mindstorms EV3
3kg LEGO sumo seiklused - Rakke Robootikud
Sumo Bot for Lego Boost 17101 instruction with programs (Build Boost Robots — a series of instructions for assembling robots with Boost 17101) - Kindle edition by Evdokein, Vladimir, Gergert, Vyacheslav. Children