Complete the following achievements to unlock Xbox Live Gamerscore points.

Achievement	How to unlock
Bone Cold Justice ( 10 points )	Defeat an enemy by hitting back a Skeleton's bone.
Boned ( 20 points )	Defeat a boss with 5 players in skeleton form.
Grasshopper ( 20 points )	Jump kick 30 times in a row without touching the ground.
Grim Synergy ( 10 points )	Defeat a boss using a Dual Crush.
Hunter Legend ( 30 points )	Complete Hard Mode.
Lifeguard ( 10 points )	Bring a comrade back from the dead.
Pack Rat ( 20 points )	Collect 300 different types of items.
Poetic Justice ( 15 points )	Defeat an ally who has been seduced by the enemy.
Slaughtervania ( 20 points )	Rack up 10,000 enemy kills.
Slick Kick ( 10 points )	Defeat a boss using sliding.
Vampire Hunter ( 15 points )	Destroy the lord of Castlevania.
Wicked Deep Pockets ( 20 points )	Amass 1,000,000 gold.