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Thinking with Time Machine

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Community maps with time machine!
Create your own test chambers and play test chambers created by other community members!
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Browsing: Items
Showing 1-30 of 5,602 entries
Sort by  Most Popular   Over time period  One Week
Very Easy Level
by Like 20 Wizards
factory
by CoryWayneHersha
pack attack
by chnukk
The Fling
by prfctstrm479
Portal fast and hard
by RiaJI
isumas lab part 2
by DEL
A simple yet tricky test
by {XAoD} Painis Skinner
TWTM - Kwinten's Challenge
by kwinten
Usual test in future! (Part 1)
by Alexander Frize
TEST APERTURE
by Illumina♥
pneumatic panic
by SomeSproutFern
Reflection Gel Time Test
by {XAoD} Painis Skinner
My Fun FUN Test
by SorviGolova
Pointless
by needsart
NEW Trick(Test Chambers 06&07/19 from Portal: Alive and Kicking Demo Mod)
by Bubbles5008donothack
Appeture science time sandbox
by Jenny_Froggimess
Reflection Gel Time Test V2
by {XAoD} Painis Skinner
Paralance 11: The Slip
by premanifest
The Beginning - Part 1
by €in€r vØn vi€l€n
Autorun 1
by JoLoZ
super security
by BigSmartBear
TIMELINE (PART2)
by Murphy
Paralance 10: Laserfield (Reprise)
by premanifest
Technical Difficulties
by SP2G50000
TWTM Part 1 The Introduction
by Pedestria
Paralance 04: Laserfield
by premanifest
Paralance 01: Cubes Welcome
by premanifest
Paralance 07: Meat The Turret
by premanifest
youtube hole
by The Half Elf
Escape Array
by Ovyerus
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