So people who aren’t getting their email from Xbox/343 about the beta testing I figured out how to get it yourself. I know I’ll be printing it off and laminating it for my collection just incase you guys want yours here it is. So here’s the directions
Take this link
http://pages.engage.xbox.com/Halo5BetaThanks/?g=Rigicide
My gamer tag is Rigicide clear my name type in your gamer tag and enter! And it will work for you 
If you have a space in your name put %20 in there so here’s an example Rigi%20cide that would be for the space
Enjoy!