Find 13 Standing Stones

Capture Fort Sungard or Fort Greenwall

Obtain all other trophies

Find and drink from all hidden fountains

Finish the game

Play the game for over 10 hours

Survive the elevator fight

Kill 300 enemies

Kill 150 enemies

Activate castle's defences

Defeat ten enemies in a row, alternating hand-to-hand combat and gunplay

Defeat ten enemies in a row with a single punch, after softening them up with gunfire

Complete DNA Sequence 1.