Here is the full list of all 13 Theseus trophies - there are 9 bronze, 3 silver and 1 gold.
Discover the truth
Find all the corpses
Light all the braziers
Read to the end of the credits after completing the game
Find yourself trapped in the circle
Defeat the Minotaur
Hit the Minotaur three times
Elude the Minotaur on the balconies
Disobey Ariadne
Survive the charge of the Minotaur
Burn an enemy
Survive the offspring of the Minotaur
Meet Ariadne