Best Buy is having a hot sale on the 64GB Unlocked Version of their Moto X Pure Edition. You can grab the phone for just $399, which is $100 bucks off.
Here's the link: Motorola - Moto X Pure 4G with 64GB Memory Cell Phone (Unlocked) - Black
Here's the link: Motorola - Moto X Pure 4G with 64GB Memory Cell Phone (Unlocked) - Black