Collect 10,000 bolts.

Complete Great Clock, Sector One.

Defeat 70 enemies with the FAL

Find 30 treasures

Defeat 20 enemies with a single punch, after softening them up with gunfire

Defeat 70 enemies with the M4

Defeat 100 enemies with headshots

Defeat 20 enemies with gunfire by aiming while hanging

Defeat 30 enemies with Mk-NDI grenades

Defeat 50 enemies with stealth attacks

Defeat 20 enemies with hand-to-hand combat