(Leave a comment when adding (Assuming Friends List has room))
List of Games I spent too much of my time on:

CS:GO
Skyrim
Insurgency
PlanetSide 2
Subnautica
Civ V
Rainbow Six Siege

(Also a Reccomendation List) List of Games I used to spend too much time on:
The Long Dark
Shadow of Mordor
Uplink
Terraria
Rome: Total War
Borderlands
Borderlands 2
borderlands the prequel
Kingdoms of Amalur: Reckoning
Chivalry: Medieval Warfare
Bioshock Infinite
Minecraft
Dragon Age
Kerbal Space Program
Dishonored
Space Engineers
Subnautica

Reccomendations by Categories:
Survival:
                                    The Long Dark
Survival/craft:
                                    Space Engineers
                                    DayZ
                                    Subnautica
Real Time Strategy:
                                    Total War
                                    Civ V
                                    Age of Mythology
FPS:
                                    CS:GO
                                    Insurgency
                                    PlanetSide 2
Indie:
                                    SUPERHOT
Adventure-Open World:
                                    Skyrim
                                    Dishonored
                                    Shadow of Mordor
Unique games:            Goat Simulator
                                    Kerbal Space Program
                                    Garry's Mod