On this play through I used the Neuromods to Upgrade the Human Abilities only, no Alien abilities where upgraded.
I Killed all Humans I encountered on this play through.
At the End of the game I escaped with Dahl in a shuttle back to earth and at the end when Alex and some Operators question Morgan they said I failed and no Choice was offered to Help them or Kill them All.
Notable Steam Achievements acquired on this play through: "I and It" - You killed every Human on and around Talos I. | "Split Affinity" - You completed the game once acquiring only Typhon Powers and again acquiring only Human abilities. | "Awkward Ride Home" - You escaped Talos I aboard Dahl's shuttle with only Dahl.