Eddie Alvarez, Demetrious Johnson ONE Championship Debuts Set For March 31
Demetrious Johnson And Eddie Alvarez Will Make Their Highly Anticipated Debut With One Championship In Japan On March 31 After signing with Singapore-based combat promotion, ONE Championship both former UFC champions Eddie Alvarez and Demetrious Johnson are set for their debut fight which takes place inside the Ryogoku Kokugikan in Tokyo on March 31. ONE