For those not in the know, Gigantic is a new free to play MOBA coming out for Xbox and Windows. https://youtu.be/ehI_S_dRS8s
The codes are going fast, if you want yours just go here https://eu.alienwarearena.com/giveaways/gigantic-closed-beta-key-giveaway
It says at the bottom how to redeem...
https://www.vg247.com/2016/02/09/homefront-the-revolution-free-beta-giveaway/
All you have to do is either follow them on twitter or like on facebook and you get a code.
It's not actually the beta code, this is just signing you up for guaranteed beta access when it starts on the 24th, so if you already preordered through Amazon it's the same thing.
How about a nice multi use code for everybody curtesy of DualShockers? http://www.dualshockers.com/2014/10/24/evolve-big-alpha-code-giveaway/
Registration Code - 05379-29749-32069
Referall Code - EvolveBigAlpha4v1
Unlimited uses for this code.