Portal 2

Portal 2

38 ratings
Darkness and Light
   
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Darkness and Light

In 3 collections by Bisqwit
Bisqwit's difficult puzzles
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Bisqwit's puzzles with custom visuals
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Bisqwit’s best Portal 2 maps
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Description
This difficult puzzle involves lasers, light bridges and an edgeless safety cube.
Warning: Involves extreme lighting conditions.

Note: The little tunnel serves as a reset button. Press the button, and you'll be given option to return the beginning of the puzzle with almost all puzzle elements reset as they were in the beginning. In my own playtesting I found this extremely helpful.

Stuck? Watch the annotated walkthrough at: http://www.youtube.com/watch?v=tZEvODRLQw0.

P.S. I appreciate if you can record your blind playthrough as a set of .dem files, or as a YouTube video! I love watching those, for they are invaluable developer feedback. I will do the same for your map. Instructions for making .dem recordings can be found in my user profile.

P.P.S. Can you trap yourself? The player is encouraged to try it!
28 Comments
Bisqwit  [author]
Nov 23, 2023 @ 10:41pm 
Thank you @chaosbyte_!
Oct 25, 2023 @ 3:29pm 
Thank you for making this level I really enjoyed it. It took me almost an hour to beat it, I loved the creative usage of self-activating mechanisms. Only after beating the level I realized it was created by you which I found cool because I already knew your YouTube channel before. It makes sense that a geeky guy like you would come up with a unique level like this :D
May 25, 2020 @ 11:10pm 
@Bisqwit Unfortunately I didn't take one, sorry about that.
Bisqwit  [author]
May 24, 2020 @ 9:09am 
@Bowsakirby Thanks! Do you have a replay video?
May 23, 2020 @ 5:48pm 
Brilliant!! An excellent lesson in the importance of power redundancy & failover, as well ^^
Bisqwit  [author]
Mar 27, 2019 @ 4:50am 
Thanks @PLUTON!
Mar 18, 2019 @ 2:29pm 
Great map. Really enjoyed it.
Mar 4, 2016 @ 4:42am 
blind demo
Sorry for the pause bug at 9:10.

I've tried it twice after the demo.
Even if I can make the sphere go to it's place I still need the first laser, there's no way I can go across the water without using both portals.
I did figure how to get the sphere on that platform without using 2 portals using physics (I know I'm desperate and looking for the wrong solutions) but even then I still have to put in in the receptacle and I still need to be physically there.
I don't get this bit, I'll have to look harder for something else.

P.S. nice laser closed loop :D
Bisqwit  [author]
Mar 15, 2014 @ 4:25pm 
Allright! I updated this map. It includes many small cosmetic updates, and a particular update to the section where the lightbridge problem was that you mentioned.
Mar 15, 2014 @ 3:04pm 
you only place one. two and yeah, almost impossible to put a portal there