Deadeye: Ice Shot + Tornado Shot + Cast on Freeze

Here's my build: https://maxroll.gg/poe2/planner/g52190f0



I'm looking for:

1. ways to optimize it
2. a way to remove Cast on Shock / Lightning Rod / Voltaic Mark from the build (only good source of single target damage at the moment)

PoB: https://pobb.in/dF-VMXrG39mX