Tenebra 2 by Haplo is a retro-puzzle game for Commodore 64.
It is a sequel of a popular game Tenebra, with many exciting new game play elements, including a portal gun. Similar to its prequel, Tenebra 2 is an atmospheric puzzle game with rogue-like elements. Guide the hapless protagonist to the exit, but also keep in mind that he is afraid of darkness and refuses to walk in the dark areas. This game is a deep and wicked adventure in 35 levels.