Don't break any hammer and sickle windows

Get hidden harpoon gun, M16, Automatic Pistols and Uzis in the first level

Finish the game in less than 6 hours

Finish the Venice level without ever getting on a boat

Make Fiamma Nera boss appear in the final cutscene

Defeat all enemies in the ball room while music is on

Finish Temple of Xian chapter

Make the dragon breathe fire on you five times during the final battle, but do not ignite

Collect all secrets in The Great Wall, Tibet and Temple of Xian levels

Get unreachable medipack

Pass four swinging obstacles in Temple of Xian without slowing down and getting hurt

Illuminate the deepest chasm

Ring the fourth bell and reach the ladder, stepping on the slides no more than four times