Complete the following achievements to unlock Xbox Live Gamerscore points.

Rampage (5 points): Defeat 10 consecutive enemies using the standard weapons without getting hit. 

Apprentice (5 points): Defeat 10 consecutive enemies using only magic without getting hit. 

Weapon Master (10 points): Defeat 10 consecutive enemies using special weapons without getting hit. 

Changeling (10 points): Obtain the Bat, Wolf and Mist transformations. 

Familiar (10 points): Collect all five familiars in the game. 

Demon Slayer (10 points): Defeat Gaibon and Slorga. 

Bloodlines (10 points): Defeat Dracula in the Bloodlines stage without getting hit. 

Warlock (15 points): Unlock/Cast all eight of Alucard's spells. 

Topsy Turvy (20 points): Unlock the Inverted Castle. 

Money Bags (25 points): Collect a bank of $100,000. 

Seeker (35 points): Explore 200.6% of the game. 

Belmont's Revenge (45 points): Finish the game, including the Inverted Castle, as Richter.