10 Shocking Video Game Betrayals That Scarred You For Life

5. Wheatley - Portal 2

Easily one of the most loveable video game heroes of all time - so much so, that we tend to forget about the 180 that then has you facing off against Wheatley in the game's final moments.

Perhaps you saw it coming, but Wheatley going from being your companion to a power-mad final boss is both genius and emotionally manipulating - you don't want to fight him, you don't want to see what'll happen if you hurt him considerably... but you have to.

Dammit Wheatley, I thought we were friends.