Sumo Competition Robot from LEGO Mindstorms EV3 | FLLCasts
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
How to Build the Best EV3 Sumo Robot - 6 Tips for Success - YouTube
LEGO MOC Lego EV3 sumo bot by B0B_the_EV3_Builder | Rebrickable - Build with LEGO