There's several people putting up Metro Last Light codes for sale on ebay, with pretty good prices.
http://www.ebay.com/sch/i.html?_from=R40&_sacat=0&_nkw=metro+last+light+digital&_sop=15
Been away for a bit, but sneaking back in.
Gaming on: PS4, PC, 3DS. Got a Switch! Mainly to play Smash