Gameplay Interactions - Double Up / Powder Keg

You know how & can tp back together and how you can can catch an enemy Dravan's axes as Draven, right? Gameplay interactions like that and stuff. Well what if could shoot ally barrels to trigger them and ricochet?

http://i.imgur.com/BUAxDAC.png

There could be some cool pirate bot-lane synergy. That would be really cool. What do you think? Too op?