In the new Gamescon trailer it says Halo is rated T. Is this the first main T rated Halo game? Halo 5 Multiplayer Trailer [Gamescom] - YouTube
I think so, if you played the Beta there was no blood at all. I had thought that this was just because it was yet to be implemented into the gameplay but it is definitely possible that 343i aims not to put it in at all to open up their player basis.
Please continue discussion in this thread here. It will help keep the forum uncluttered and tidy.
Next time OP, please look for your topic before posting 
Not a big deal, this happens all the time!
Happy Haloing
(Other Waypointers, please just move on without bumps)