try using this.

6661
6166
106

ik its 10skills, so i cast the buffs early then Remap skills.


Force shield

- plus 2 mana regen for 30secs, during buff or even even the bubble explode .
- Use this as how some comando use inc mass. like Cast it when your eating OP's DoT to minimize the dmg.

Transference and Pain

- both are vital for eng's kiting
you just need to control your auto-shoot when using trans in during a fight.