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Portal Guide
Tutorial : How to beat Portal - Level 13

Level 13, this level has quite a number of screenies involved.
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Portal Guide
Tutorial : How to beat Portal - Level 12

Welcome to Level 12, where one becomes “Leaping Man” again.
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Portal Guide
Tutorial : How to beat Portal - Level 11

Welcome to Level 11! The Orange Portal Gun and be found in this level! Wohoo!
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Portal Guide
Tutorial : How to beat Portal - Level 10

Finally! Two (2) digits levels instead of single digit! Level 10! Eh?!! The steps are higher? How do get up? Simply open up a Blue Portal and waltz through.
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Portal Guide
Tutorial : How to beat Portal - Level 09

Level 09, where the A.I. informs one that this level is impossible to pass.
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Portal Guide
Tutorial : How to beat Portal - Level 08

Welcome to Level 08, tread carefully and try not to get wet.
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Portal Guide
Tutorial : How to beat Portal - Level 07

Meet Level 07! Where Horizontally Moving Platforms are introduced.
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Portal Guide
Tutorial : How to beat Portal - Level 06

Level 06! Introductory level for the concept of Glowing Balls and Ball Receivers.
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Portal Guide
Tutorial : How to beat Portal - Level 05

So we reached Level 05, just another easy level, ought to be over real quick.
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Portal Guide
Tutorial : How to beat Portal - Level 04

Through with Level 03, here cometh Level 04! Brace yourselves! Muahahahah! j/k
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Portal Guide
Tutorial : How to beat Portal - Level 03

Portal Gunner, meet the sign board of Level 3.
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Portal Guide
Tutorial : How to beat Portal - Level 02

This is the level where one grabs hold of the Portal Gun.
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Portal Guide
Tutorial : How to beat Portal - Level 01

The previous level 00 is an introductory level, this level is no different.
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Portal Guide
Tutorial : How to beat Portal - Level 00

The menu Portal, also the starting room for one’s Portal adventures.
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