Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock	Points
Chainsplosion!	Chain-explode 5 enemies.	10
Coffin Kicker	Kick open the Coffin Rocket 20 times.	20
Collateral	Kill 250 enemies with environmental hazards.	80
Crab Cakes	Defeat Crab Puncher.	25
Elite Vamp	Finish any level with the ranking of "Dhampir".	75
Finish Him	Show Mercy.	10
Flight of the Raven	A mysterious ally helps Rayne.	30
Just a Taste	Enjoy a drink.	10
Ms. Perfect	Complete any level while taking no damage.	80
Skullector	Collect half of the Ancient Vampire Skulls.	50
Skulltastic	Collect all the Ancient Vampire Skulls.	100
Strange Skulls	Collect an Ancient Vampire Skull.	25
Survived to Sunrise	Complete the game.	100
That Funky Puncher	Defeat Crab Puncher without getting hit.	50
The Last Bullet	Kill 5 enemies with a single gunshot.	20
Treasure Hunter	Collect a Large Treasure.	10
Walking on Air	Hop on 50 heads in a row without touching the ground.	50