PoE Herald of Thunder, League Starter, Orb builds

So I was thinking of league starting as Righteous Fire. The new masteries makes leveling a breeze, but how realistic do you think it is to migrate to this after a week or two? Are these clusters really expensive? I'm a HC player who just farms red maps...so this seems pretty cool to me to be able to play that Auto Bomb style while remaining semi tanky. Thoughts?

Hey there, I want to start with a Winterorb Elementalist next league. I'd like to use the golems of the class as a "support" and cheap way to get the build going. The Build has hardly any rares and focuses mostly on uniques. I took all duration+aoe nodes for quality of life and I am using rampage+focusing on movement speed. In General I want the build to only use Winterorb and thats it. If you guys have any ideas on how to improve the build, then i'd be delighted to hear about them. The Build cant run RF instantly, I'll need the 2 jewelers first. Overall I estimate the build cost at roughl