Illegal Knee
- UFC Illegal Moves: A Complete Guide to Banned Techniques in the Octagon
- Demetrious Johnson Still Backs ONE Ruleset Following Grounded Knee KO, May Try Kickboxing Next
- Boston Salmon Suffers Gnarly Broken Face From Illegal Knee At LFA 84
- Video: Just how illegal was Jon Jones knee to Anthony Smith?
- Was It an Illegal Knee? Watch the Fox Sports 1 Crew Have the Most Endless & Annoying Debate in Television History