Engineer's Skills, which to focus on and which to map?

[Mitchturbo]

It depends I once used to have 100% strength, but I then switched to 100% Intelligence, cause it causes more damage, here are some photos on the stats differences:


Yeah always put one point on pain, its essential to use on Scorn snipers as it temporarily messes up their one shot head kill ability.
Yeah no points on sonic boom.

[IanJones]

Thanks again for another great post Mitch. I'm definitely a 100% INT. Let me get a screen shot of your skill levels if you get a chance!