Viscous can puddle punch from the sky box in base

[majikarpette]

This is easily replicable as you can see in my replay. Match ID 22193272. Time is 40:30.

 

[MisterSnook]

As far as i know this is more or less intended. There is an invisible ceiling and most ground targeted abilities can hit it. Useful for getting Vindictas and Grey Talons out of the sky.