Possible Clues:

• Man’s life, it is changing as competitor at later stage
• One may only have two ties left
• Player in quartet that's been successful thus far
• One of last four left in competition
• One of four maybe succeeded as film tie-in arranged
• One who's had some successful knockouts concealing broken nail in two fingers?
• Contestant among the last four
• One in last four of a contest
• One of last four in knockout competition