Portal 2: Old Aperture

Portal 2 walkthrough HD - chapter 6: The Fall

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Old Aperture Theme - a Mix of Portal 2 Soundtrack and Vandoorea's Remixes

Portal 2 walkthrough HD - chapter 7: The Reunion

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Portal: A History of Aperture (Timeline and Lore)

Old Aperture Gel Mix

Just What Is Portal 2’s Tartaros 09?

F*CKING GEL! - Portal 2: Aperture TAG [#2]

Dei Ch.【EyeOfDeus】

The Isolation of Aperture Science

Portal 2 Soundtrack - Old Aperture

Aperture Investment Opportunity #4: "Boots"

The Ultimate Portal Iceberg - Aperture's Darkest Secrets

Old Aperture Style Map W.I.P 1

Portal 2: "Old Aperture" (mashup)

Portal 2 Part 7: Leaving Old Aperture

Portal 2 cut scene recreation - Cube Johnson