Half Life 2 but I'm small, and im also playing on a phone
This video is not a joke, I am indeed playing on mobile. If you want to play this yourself join Null's HL2 Gmod Edition server for more updates since this video was me playing on HL2 Gmod Edition, thats how I was small.
Credit: Null created HL2 Gmod Edition
Video on how to install it, follow the instructions:
• Video
you can install this on android mainly, iOS if your device is jailbroken.