My top 10:

Beach House - Teen Dream
Jonsi - Go
Sleigh Bells - Treats
Arcade Fire - The Suburbs
Big Boi - Sir Luscious Left Foot (The Son of Chico Dusty)
Kanye West - My Beautiful Dark Twisted Fantasy
Joanna Newsom - Have One On Me
Titus Andronicus - The Monitor
The National - High Violet
Crystal Castles - Crystal Castles II

The next 10:

Sufjan Stevens - The Age of Adz
The Besnard Lakes - The Besnard Lakes are the Roaring Night
Vampire Weekend - Contra
Frightened Rabbit - The Winter of Mixed Drinks
Janelle Monae - The Archandroid
Spoon - Transference
Los Campesinos! - Romance is Boring
Marnie Stern - Marnie Stern
Anais Mitchell - Hadestown
Antony and the Johnsons - Swanlights