Here is the full list of all 28 The Fight: Lights Out trophies - there are 13 bronze, 8 silver, 6 gold and 1 platinum.
Make a lot of money
Nail all the career events
Complete all the career events
Get stunned 6 times, but win the match
Upgrade your skills a lot
Knock out 10 opponents with a spinning move
Win a fight with a hit percentage above 95%
Reach a really high rank
Knock out 10 opponents with the Hammer fist punch
Survive a lot of rounds of Endurance sparring
Knock out 10 opponents while grabbing
Take a lot of damage
Stun an opponent 6 times, and then win the match
Land a really, really hard hit
Win a match with more than 99% health remaining
Knock someone out really fast
Win a fight with less than 5% health remaining
Defeat an opponent with 50% higher rank
Win a fight using less than 30% clean moves
Win a fight using only clean moves
Throw 25 punches in 15 seconds, landing more than 50% of them
Win all trophies
Win 10 ranked matches in a row
End someone's 5+ ranked online victory streak
Reach top rank in an online tournament
Reach top rank in an online tournament, and defend your spot 5 times
Win a lot of online bets
Have a lot of people bet on you and win