Complete the indicated task to unlock the achievement.

Achievement	How to unlock
HardClearance	HardClearance.
Hit5Times	Hit5Times.
Kill1000Easy	Kill1000Easy.
Kill1000Normal	Kill1000Normal.
Kill100Easy	Kill100Easy.
Kill100Hard	Kill100Hard.
Kill100Hard	Kill100Hard.
Kill100Normal	Kill100Normal.
SuperShooterHard	SuperShooterHard.
SuperShooterNormal	SuperShooterNormal.
UndeadBirdHard	UndeadBirdHard.
UndeadBirdNormal	UndeadBirdNormal.