Pro tip : Using snailshroom makes you invurnable to elemental attacks. SO if you bring snailshroom when fighting Crowley you can punish his lighning phase
I believe I wore the knight S chest, Sengoku S leggings, and the captain's beret if I'm not mistaken. I chose them based on their material requirements on what would be the quickest path to 3rd tier equivalent gear or something with power levels similar to that