- Being a well rounded fighter. Cantwell has won 3 fights via (T)KO and 4 via submission.
- Finishing. All 7 of Cantwell's wins have come via stoppage.
- His 3 battles with Brian Stann (1-2).
- Former WEC LHW Champion.
- Breaking Razak Al-Hassan's arm with an arm-bar at UFC: Fight for the Troops. Cantwell won SOTN.