Resident Evil: The Darkside Chronicles

Complete the indicated task to unlock the corresponding achievement title.

Game Cleared (Easy): All Chapters Cleared on Easy mode.
Game Cleared (Normal): All Chapters Cleared on Normal mode.
Game Cleared (Hard): All Chapters Cleared on Hard mode.
S.T.A.R.S. Mission: You have cleared the secret mission.
Zombie Shooter: You have killed 100 Zombies.
Zombie Hunter: You have killed 500 Zombies.
Zombie Killer: You have killed 1,000 Zombies.
Hunter Killer: You Have killed 100 Hunters.
Licker Killer: You have killed 50 Lickers.
Well-Off: You have collected 50,000 Coins.
Wealthy: You have collected 100,000 Coins.
Ultra-Rich: You have collected 150,000 Coins.
Head Shooter: You have pulled off 50 head shots.
Head Hunter: You have pulled off 100 head shots.
Executioner: You have pulled off 200 head shots.
Bomber: You have used 50 grenades.
Trigger Happy: You have fired more than 10,000 rounds.
Put Trust In Others: Your partner has killed 30 enemies.

Additionally, complete each chapter under the Hard difficulty setting without dying. Each chapter has its own achievement title.

Complete the indicated task to unlock the corresponding ending sequence.

Good ending: Complete Operation Javier: Chapter 5 in under ten minutes.
Bad ending: Complete Operation Javier: Chapter 5 in over ten minutes.

The following costumes can be unlocked by performing the actions below:

Chris Caucasus Outfit - Beat Operation Javier Chapter 5 on Normal
Krauser Mercenary Outfit - Beat Operation Javier Chapter 5 on Normal
Leon Agent Outfit - Beat Operation Javier Chapter 7 on Hard
Leon R.P.D. Outfit - Beat Operation Javier Chapter 7 on Hard

Complete Operation Javier Chapter 7 in less than 10 minutes.

Complete all chapters under the Hard difficulty setting.

Defeat the Boss in Chapter 5 as quickly as possible to save your partner.

Complete Operation Javier Chapter 5 under the Normal difficulty setting, then select the "Secret" option in the lower right corner of the main menu.

Continue the game ten times under the Easy difficulty setting.

Successfully complete the game under the Hard difficulty setting.