Nicolas "NykO18" Grevet
Avatar NicolasLeader, main level-designer, story writer, 2D artist, videomaker, webmaster and tester.
Contact: nicolas@portalprelude.com
Website: www.logout.fr

Jérémy "Capitaine Mousse" Barbe
Avatar JérémyLevel-designer, videomaker, 2D artist and tester.
Contact: jeremy@portalprelude.com
Website: www.capitaine-mousse.info

Marc "moroes" Bidoul
Avatar Marc2D artist, 3D modeler and tester.
Contact: marc@portalprelude.com
Website: www.bidoulmarc.be

Mods
Portal: Prelude
Portal

Portal: Prelude

Updated 3 years ago Released Oct 8, 2008 Single Player Puzzle Compilation

Portal: Prelude, as its name states it, is an unofficial prequel to the game Portal. Its story revolves around the pre-GlaDOS epoch, even before she was...

Post comment Comments  (0 - 10 of 15)
gazzy19431
gazzy19431 Aug 7 2014, 1:50pm says:

Steamcommunity.com
go here to fix the white screen

+1 vote     reply to comment
Vaso[GR]
Vaso[GR] Jul 25 2013, 8:08am says:

I'm getting a white screen with music and then game crashes and that error comes up:

Can't find backgrounf image materials/console/startup_loading.vtf

any help?

+4 votes     reply to comment
Guest
Guest Jul 22 2014, 9:22pm replied:

This comment is currently awaiting admin approval, join now to view.

joe38658
joe38658 Dec 8 2013, 11:47am replied:

Same...

+1 vote     reply to comment
metalglasses
metalglasses Oct 31 2012, 12:30pm says:

This is really unstable, it keeps crashing on me. I have verified the files, I have manually removed the files and reverified them and still crashes. when I can play the game, it will randomly studder which makes game play hard. Is there a compatibilty issue with 64 bit OSes? My rig can perform better with crysis at max settings.

+2 votes     reply to comment
WheatleyEvilCore18
WheatleyEvilCore18 Sep 11 2012, 1:42am says:

I am having troubles downloading...well this website wont allow me to download it...what do i do?

+1 vote     reply to comment
BrianBear
BrianBear Aug 17 2012, 8:15am says:

Make a Portal 2 Ver of this mod! ;D

+1 vote     reply to comment
eatdafood86
eatdafood86 Jul 6 2012, 2:04pm says:

hi :D this mod is awesome can you make another mod as big as this one for portal 1 i really want to play something from you guys again

+1 vote     reply to comment
thingthing1337
thingthing1337 Aug 6 2011, 3:06am says:

Lol it really isnt suitable for anyone. Great job

+2 votes     reply to comment
Rouscuroe
Rouscuroe May 26 2011, 9:44am says:

This mod is awesome.

+2 votes     reply to comment
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