Here is the full list of all 22 The Order: 1886 trophies - there are 14 silver, 7 gold and 1 platinum.
Collect all Trophies
Collect all phonograph cylinders
Complete the game (any difficulty)
Find all inspect items
Inspect all photographs and documents
Incinerate 15 enemies
Kill 5 enemies with a headshot during Blacksight
Kill 25 enemies during Blacksight
Inspect all newspapers
Stun an enemy 30 times with the M2 ‘Falchion'
Inspect all objects
Kill an enemy with every weapon
Kill 7 enemies with silent takedowns
Kill 10 Lycans
Kill 40 enemies with science weapons
Kill 3 enemies with a single explosion
Kill 15 enemies with melee attacks
Detonate 10 powder kegs
Kill 25 enemies without aiming
Kill 75 enemies with pistols
Kill 100 enemies with a headshot
Shoot an airborne grenade during Blacksight