Kill five enemies in a row with a single punch, after softening them up with gunfire

Kill 20 enemies melee-attacking from behind

Finish the game in Crushing Mode

Kill 50 enemies with the SAS - 12

Kill 30 enemies with the Dragon Sniper

Find 55 treasures

Kill 50 enemies with the Moss - 12

Find 50 treasures

Finish the game in Normal Mode

Kill 50 enemies with the 92FS - 9mm

Kill 30 enemies with the MP40

Find 45 treasures

Find 40 treasures