"I love GP singlehandedly winning the game just by pressing E and Q every teamfight!"
-No one ever, except GP mains
Seriously, a barrel should only take 1 HP off another barrel, being able to either completely zone your team from anything meaningful or take off half their health if they try anything anywhere even remotely close to a barrel with no counterplay except getting into the explosion radius of a follow-up barrel is ludicrous.

