PoE LA Deadeye - Auras, mana reservation builds

Hey guys, currently, I'm playing with LA Deadeye, following Tuna's build as my guide. However, I've hit a bit of a snag when it comes to managing all the auras recommended in the build. I'm finding it challenging to accommodate them within my mana pool. Right now, I'm using Grace, Dread Banner, and Precision from the Hyrri's Truth amulet. Despite its claim of 100% mana reservation efficiency, it seems to be reserving 114 mana, leaving me unable to slot in Anger. This is my character: And here is Tuna's build: [