Demetrious Khrisna Johnson is a retired American former professional mixed martial artist. He competed in ONE Championship, where he was the former ONE Flyweight Champion. He was the inaugural and former UFC Flyweight Champion. Known for his quick striking and elusive movement, Johnson co-holds the record for the latest finish in UFC history with a submission win at 4:59 of the fifth round against Kyoji Horiguchi. Johnson also holds the record for most finishes in UFC flyweight history with 7. Johnson is widely regarded as one of the greatest MMA fighters of all time and is even considered to be the greatest mixed martial arts fighter of all time.