The Orange Box
99 Achievements
1000
80-100h
Xbox 360
Xbox One
Xbox Series
Lab Rat
Acquire the fully powered Aperture Science Handheld Portal Device.
5
How to unlock the Lab Rat achievement in The Orange Box - Definitive Guide
Blue Radium
TrueAchievements
TrueAchievements
You will obtain this achievement naturally while playing through the storyline. Once you obtain both the blue and the orange portions of the Portal Gun, the achievement will unlock, one of the easiest achievements in the game.
1 Comment
Unlocked within Portal Test Chamber 11 in this beautiful game.
By on 25 Jul 2014 16:49
Pyroman31
Story-related, can't miss it.