PC (Microsoft Windows)20 червня 2020 р.
Випущено ✓ 
РЕЛІЗИ · ЗНИЖКИ · ПІДПИСКИ
Portal done Half-Life Source
Portal done Half-Life Source is a mod in which you are required to play through Portal 1's maps with the weaponry, movement and glitches featured in Half-Life Source.
ActionScience fictionPuzzleShooter
Режими гри
Single player
Перспектива гравця
First person