Defeated 10 enemies within 10 seconds using one Gravity Typhoon.

Earn all trophies.

Kill 50 enemies with the Death Stare at full charge.

Finish the game without using a recovery item (including Green Chemicals).

Finish the game without using a First-Aid Spray.

Finish the game with rank S.

Finish Leech Hunter with rank A.

Finish Leech Hunter with rank E or above.

Defeat Queen Leech.

Complete the treatment plant.

Obtain all keys and use them all.

Complete the factory.

Complete the laboratory.