Complete the following achievements to unlock Xbox Live Gamerscore points.

Achievement	How to unlock	Points
A Cut Above	Defeat 5 enemies with the Knife.	15
A Friend in Need	Save partner 10 times when HELP is displayed.	15
All Dressed Up	Purchase all available alternative costumes in Bonus Features.	30
Bad Blood	During the first fight with Wesker, damage him a set number of times.	15
Badge of Honor	Find all the BSAA emblems.	30
Baptism by Fire	Defeat 3 Majini at once with a drum or gas tank explosion.	15
Be the Knife	Deflect a bow gun arrow with your knife.	60
Bull's-eye	Defeat 30 enemies with the Longbow.	15
Cattle Prod	Defeat 30 enemies with the Stun rod.	15
Completed Chapter 1 - 1	Complete Chapter 1 - 1 on any difficulty setting.	15
Completed Chapter 1 - 2	Complete Chapter 1 - 2 on any difficulty setting.	15
Completed Chapter 2 - 1	Complete Chapter 2 - 1 on any difficulty setting.	15
Completed Chapter 2 - 2	Complete Chapter 2 - 2 on any difficulty setting.	15
Completed Chapter 2 - 3	Complete Chapter 2 - 3 on any difficulty setting.	15
Completed Chapter 3 - 1	Complete Chapter 3 - 1 on any difficulty setting.	15
Completed Chapter 3 - 2	Complete Chapter 3 - 2 on any difficulty setting.	15
Completed Chapter 3 - 3	Complete Chapter 3 - 3 on any difficulty setting.	15
Completed Chapter 4 - 1	Complete Chapter 4 - 1 on any difficulty setting.	15
Completed Chapter 4 - 2	Complete Chapter 4 - 2 on any difficulty setting.	15
Completed Chapter 5 - 1	Complete Chapter 5 - 1 on any difficulty setting.	15
Completed Chapter 5 - 2	Complete Chapter 5 - 2 on any difficulty setting.	15
Completed Chapter 5 - 3	Complete Chapter 5 - 3 on any difficulty setting.	15
Completed Chapter 6 - 1	Complete Chapter 6 - 1 on any difficulty setting.	15
Completed Chapter 6 - 2	Complete Chapter 6 - 2 on any difficulty setting.	15
Completed Chapter 6 - 3	Complete Chapter 6 - 3 on any difficulty setting.	15
Crowd Control	Defeat 30 enemies with the Gatling gun.	15
Drive By	Stop an armored truck by taking out the driver.	30
Egg Hunt	Find all 4 types of eggs.	15
Egg on Your Face	Defeat a Majini with a rotten egg.	15
Exploding Heads	Pull off 20 headshots.	15
Fireworks	Shoot an enemy Molotov cocktail, dynamite stick, or hand grenade.	15
Get Physical	Defeat 20 enemies with physical attacks.	15
Go into the Light	Defeat 2 enemies with one flash grenade.	15
Heart Stopper	Defeat a certain enemy by stabbing it in the heart.	15
Lead Aspirin	Defeat a Majini with a headshot while it's jumping.	30
Lifeguard	Save partner 10 times when DYING is displayed.	15
Masters of Removing	Work together to save someone special.	15
Meat Shower	Defeat 3 Majini with one grenade or proximity bomb.	15
Recruit	Complete all chapters on Amateur.	15
Ride the Lightning	Defeat a Majini using the electric current from a transformer.	15
Soldier	Complete all chapters on Normal.	15
Stockpile	Obtain all available weapons.	30
Stop, Drop, & Roll	Defeat 3 Majini at once by setting oil canisters on fire.	15
Take It to the Max	Completely upgrade all weapons.	30
The Works	Chain the maximum number of combos together in one go.	15
They Belong in a Museum	Obtain all treasures in the game.	30
They're ACTION Figures!	Collect all the figurines.	30
Veteran	Complete all chapters on Veteran.	30
War Hero	Complete all chapters on Professional.	70
Who Do You Trust?	Build up a certain level of trust with your partner.	30