Volterra_90 on 29 July 2015
Half-life 1/2/Episode One/Episode 2
Portal 1/2
Bioshock/Bioshock 2/Bioshock Infinite
Broken Sword 1/2
The Talos Principle
Walking Dead Season One/ Season Two
I could be going on and on, but just a few ones which come to my mind xDDD