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LambdaGeneration

@lambdageneration

The official LambdaGeneration account.

Aperture Science PR Department

@aperturescience

Welcome to Aperture Science. Follow for the latest news in Aperture technology. Thank you to @randomcuts for the profile picture and banner.

Black Mesa Devs

@blackmesadevs

The official LambdaGeneration page of the Crowbar Collective team!

500 Following 941 Followers

Half Life 2 Beta

@hl2beta

I post pictures of Half-Life 2's beta. (I also upload modded hl2 betas because the pictures look a little better.)

Radiation Hazard

@radhaz

YouTuber.