Kingdoms of Amalur Complete, PC – £7.49
Kingdoms of Amalur Complete, PC – £7.49
Registers on Origin.
To purchase digital games from Amazon US, use your UK Amazon account, and add a US billing address to your account. This address needs to be a valid US address, but nothing will be sent there, and you can access all your games through their website. Some card issuers may charge a fee.

My Steam copy did, so I would imagine this does too. Definitely worth getting for that price.
Key didn’t work in Steam so it goes to Origin.