Kill three enemies with one explosion five times

Kill 10 enemies with grenades by aiming while hanging from a ledge

Find one treasure

Kill 20 enemies with the Desert - 5

Kill 50 enemies in a row without dying

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

Finish the game in Hard Mode

Finish the game in Easy Mode

Kill 30 enemies with the Dragon Sniper

Kill 30 enemies with the MP40

Find 55 treasures

Find 45 treasures