JUSTIN BEIBER SUCKS!!!!!!!!!! - Portal 2 Perpetual Testing Initiative Custom Map @MarphitimusBlackimus

JUSTIN BEIBER SUCKS!!!!!!!!!! - Portal 2 Perpetual Testing Initiative Custom Map @MarphitimusBlackimus

Uploaded May 2012 | Updated September 2026, 2 weeks ago

This is my creation for Portal 2 created in the recently released Perpetual Testing Initiative DLC puzzle maker for Portal 2:
steamcommunity.com/sharedfiles/filedetails/?id=68490354

And don't forget to rate 5 stars if you hate Justin Beiber!

JUSTIN BEIBER SUCKS!!!!!!!!!! - Portal 2 Perpetual Testing Initiative Custom Map

Half-Life - Cut Flocking Floater Overview

Black Mesa Scientist Attempts Nonstandard Door Insertion Procedure

Half-Life 2 - Seagull Poops On Your Car

Half-Life - Gus the Forklift Driver

Half-Life / Quake - Snark Pit / DCDM3 Comparison

Killing Floor - RE4 Merchant for Trader Mod

Half-Life - Door Types + Additional VOX Announcements

Half-Life - Unused Alien Blood Drinking Behavior

Counter-Strike - Italys Chickens and Sheep Origins

Hades - Gameplay

Wheels! - Gameplay

MarphitimusBlackimus |

JUSTIN BEIBER SUCKS!!!!!!!!!! - Portal 2 Perpetual Testing Initiative Custom Map