Turns out this theme has been used by teams in the past.
https://bleacherreport.com/articles/1295919-wvu-football-expression-leave-no-doubt-where-does-that-come-from
https://profootballtalk.nbcsports.com/2013/08/07/seahawks-intend-to-leave-no-doubt-in-2013/
None the less it is a great rally cry.
Leave No Doubt!
https://bleacherreport.com/articles/1295919-wvu-football-expression-leave-no-doubt-where-does-that-come-from
https://profootballtalk.nbcsports.com/2013/08/07/seahawks-intend-to-leave-no-doubt-in-2013/
None the less it is a great rally cry.
Leave No Doubt!