I considered water or even another earth but felt the abilities I gain with Air offset the blasts I could get with water or the bonuses I could get with earth.
1. Weapon Finess, Earth, Kinetic Blade
2. Kinetic Cover
3. Extended Range, Point Blank Shot
4. Earth Climb
5. Entangling Infusion, Precise Shot
6. Elemental Grip
7. Expanded Element (Air), Electric Blast, Weapon Focus (Blast)
8. suggested wild talents?
9. Impale, Extra Wild Talent (Air Cushon)
10. Earthglide
11. Magnetic Infusion, Extra Wild Talent (Wings of Air)
12. Ride the Blast
13. Kinetic Whip, Improved Initiave
14. Celerity
15. Expanded Element (Earth), Metal Blast, Rare Metal Infusion, Weapon Finess
16. Wild Talent Suggestions?
17. Fragmentation, Extra Wild Talent (Defense)
18. Shift Earth
19. Pushing Infusion, Improved Precice Shot
20. Siesmic Master
Str 9
Dex 18
Con 17
Int 11
Wis 12
Cha 7
Racial Traits Unstoppable and Giantslayer
Ok updated to this as I have like the suggestions so far thank ls for the suggestions