Full list of all 10 Song of the Deep trophies - 5 bronze, 4 silver and 1 gold. It takes around 6-8 hours to unlock all of the trophies on PlayStation 4.
Purchase all upgrades
Destroy the Forbidden City forever
Commune with the giant seahorse
Kill a Tremorclaw Crab as Merryn
Feed the Queen Leviathan.
Defeat the Fomori Boss
Activate the Deeplight
Pay your respects to the Watcher and drop a flower on her final resting place.
Defeat the Watcher
Meet the Merrow