Originally Posted by Demi-God
Once you have that Onslaught tree maxed out, oooooooh you'll be doing lovely damage. You should hit level 30 or so by the end of the second act, then you can start investing more in your fire abilities.
30 at the end of Egypt? That is pretty ambitious. You would have to kill a bloody lot of monsters. Level 30 should be reached around the end of the third act I think. That is more realistic. I faced Typhon with level 34 I think.