Here is the full list of all 22 Far Cry Classic trophies - there are 5 bronze, 9 silver, 7 gold and 1 platinum.
Unlock All Trophies in FarCry Classic.
Complete the game in Hard or Realistic difficulty.
Complete Volcano Mission.
Kill the Traitor with a melee attack.
Defeat Krieger.
Complete Dam level without equipping a weapon on person (mounted weapons are allowed).
Do not let Valerie die even once in Swamp.
Complete Swamp Mission.
Kill Crowe with a headshot.
Complete Rebellion Mission.
Complete Steam Mission.
In Bunker, make the Mercs and the caged Trigens mingle with each other
Complete Treehouse without dying.
Collect the Key card in Research without alerting anybody!
Complete Pier Mission.
Run over 5 enemies while driving a vehicle.
Score 1 kill each from a land, maritime and aerial vehicle.
Fall over 150m and survive.
Get a headshot kill from 500m.
Do not die while Doyle hacks the entry gates.
Complete a level with full health and armor.
Complete Training mission.