Kill three enemies with one explosion five times

Finish the game in Hard Mode

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

Kill 50 enemies with the SAS - 12

Find 50 treasures

Find 45 treasures

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

Find 40 treasures

Find the Strange Relic

Finish the game in Normal Mode

Find 25 treasures

Kill 20 enemies with Mk-NDI grenades