Go Airforce!

100% Completion of:

Black Mesa
Half-Life 2
Half-Life 2 Ep. 1
Half-Life 2 Ep. 2
Metal Gear Solid 5: Phantom Pain
Portal
Lego Batman 2

100% Completion, partial achievements

Batman: Arkham Knight
Battlefield Hardline
Battlefield 4
Call of Duty: Black Ops