Halo Reach lore is epic, Kat of Noble Team was assassinated by a secret antagonist following the characters. Here's my theory and speculation surrounding this mystery, who killed Kat? Get a FREE Audio book at: http://www.audibletrial.com/halofollower WIN FREE STUFF on our site at http://followergg.com Subscribe to VALVE News and CS:GO Content! -https://www.youtube.com/c/ValveFollower Twitter - http://bit.ly/HaloFollowerTwitter Facebook - http://bit.ly/HaloFollowerFacebook Twitch - http://www.twitch.tv/FollowerEntertainment Source(s) Disclaimer: Halo © Microsoft Corporation. This video was created under Microsoft's "Game Content Usage Rules" using assets from Halo, and it is not endorsed by or affiliated with Microsoft.