In any case, looks like I'll be spending this entire event just farming enough items to MLB the two eidolons. I thought I'd be able to MLB the weapons too, but that's out of the question now.
Magicami Starter Guide: Rerolling for Success
Rerolling in Kamihime Project: How to get FREE SSR Kamihime
Sanahtlig's Kamihime Project Toolbox: Includes damage calculators and other useful tools, data, and info I've designed and collected. Make a copy to edit.