>>720648683
Be patient and through. Always scrape the first 3 zones. Use the wiggling egg's worm blood to get the hearts in the dark area.
If you can, go do the cabin early. If you are good enough, you can get a couple higher tier wands from the Frozen Vault with the cabin wand.
A simple spark bolt trigger + plasma beam cross easily kills the bridge boss for good wands.
Don't collapse holy mountains, ever. I'd rather loop around past lava lake to snow before I collapse.