This built worked best for me on higher levels:
Points:
1:2 - Str:Int
Skills:
Shield: 1,2,4,5
Fire: 1,2,3,4
Time: 1,2,4,5
Gale: 1,2,3,5
Passive:
5/5: Knowledge>Durable>Might>Damage (In that order)
Mastery:
Gale 10/10
Time 10/10
I am at Gale 5/10 and Time 4/10 at present.