Associate
Witcher 3 + DLC
Total War series (Warhammer or Rome 1 if i had to pick one)
Counter Strike
C&C Red Alert & Generals
TF2
Age of Empires
Warhammer 40k Dawn of War 1 & expansions (though this may be due to the memories of multiplayer fun with mates as opposed to the actual game)
Fallout series
Bioshock
Rollercoaster Tycoon
Total War series (Warhammer or Rome 1 if i had to pick one)
Counter Strike
C&C Red Alert & Generals
TF2
Age of Empires
Warhammer 40k Dawn of War 1 & expansions (though this may be due to the memories of multiplayer fun with mates as opposed to the actual game)
Fallout series
Bioshock
Rollercoaster Tycoon