Complete Mission 8: The Double Illusion on Warrior difficulty or harder.

Complete Mission 2: At the Heliport on Supreme Master difficulty.

Complete Mission 3: Battle in the Chopper on Supreme Master difficulty.

Complete Mission 5: Forest of Death on Supreme Master difficulty.

Complete Mission 6: Mansion of Terror on Supreme Master difficulty.

Defeat Burnov in Mission 1 by knocking him off the building.

Complete Mission 3 without attacking, dying or pausing.

Traverse the entryway in Mission 6 without being damaged by fire.

Don't waste any time descending to the lower floor in Mission 8.

Kill nine enemies with the flail.

Kill nine enemies with swinging pipe attacks without hitting them into pits.

Complete the game on Supreme Master without dying.

Complete the game on Supreme Master without picking up a weapon, using a cyclone kick or flying knee.

Upon reaching the upper deck of the steam engine, complete Mission 5 without leaving it.

Score 50,000 points.

Throw one or more grenades nine times.

Throw one or more sticks of dynamite nine times.

Jump over the middle conveyor belt and reach the door in the first room of Mission 7.

Defeat the two ninjas in Mission 2 in less than 10 seconds on Supreme Master difficulty.

Complete Mission 3: Battle in the Chopper on any difficulty.

Score 10,000 points.

Score 20,000 points.

Complete Mission 7: Trap Room on Supreme Master difficulty.

Complete Mission 4: Undersea Base on Supreme Master difficulty.

Complete Mission 1: Into the Turf on Supreme Master difficulty.

Complete Mission 8: The Double Illusion on Supreme Master difficulty.

Complete the game on Supreme Master difficulty.

Score 35,000 points.