From Starbounder - Starbound Wiki
The plaque reads "Awarded to those who can pass through the fire of combat unburned.".
The quest rewards this trophy after turning in to Nuru.
|Floran :||This sshiny trophy is made from gold.|
|Glitch :||Delighted. This trophy's size and finish are most impressive.|
|Novakid :||A mighty fine lookin' trophy. They don't just give these away.|