Sail-By Salute

"Sail-By Salute" is a horror game for the PSX set in an abandoned underwater city, inspired by Rapture from Bioshock 1. After awakening injured in the sunken city, you must search for answers and a way out, while avoiding the monstrous Builders and using your Freeze Crossbow and Hammer as weapons. The game "Stay Away from the Lighthouse" by BEDTIMESTORIES is also mentioned as a related game, but no further information is provided.