For this, it has to be...

5: A 15mm Hardox wedge angled at 42* with an extension, perfect for deflecting vertical spinners and getting under other robots.

Im going to ram Fairground Killride and TVW into oblivian, and I may suggest that Kody with his 106kj goes for Woody. According to basic vapourboteering, a big disc + Wooden robot = :blush: