Old Aperture | Perpetual Testing

Portal 2 Perpetual Testing Initiative

Portal 2: Old Aperture Test Chamber Music Mix

Aperture Investment Opportunity #4: "Boots"

Cave Johnson talks about Black Mesa in perpetual testing initiative

TESTING in Old Aperture in Portal 2!

The Old Aperture Test That BROKE Me [PORTAL 2] part 1

Aperture Investment Opportunity #3: "Turrets"

Playing through some Portal Stories: Mel and chilling!! VTuber

Johnathan the IT Guy

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

Old Aperture (Test)

BluebellShortcake

Portal 2 cut scene recreation - Cube Johnson

Portal 2 - (Incomplete) Portal 1 / Old Aperture mixed themed test chamber

"Old Aperture" (Parts 1 & 2) | Perpetual Testing #157 | Portal 2 Community Maps & Mods

Aperture Investment Opportunity #1: "Panels"

Portal 2: "Old Aperture" (mashup)

Ep2 Mines Aperture - Test Chamber 01 WIP

RememberCitadel

Portal 2 Test Chamber #920 New Old Aperture Testing Part 7

Portal 2 Part 7: Leaving Old Aperture