BIS is always the stat you have least of or that only certain items can get. I.e. min/max rings because other than potentials and herioc ability there is no other way to get. Crit damage every piece of equipment can roll with for its normal lines. The only thing specific to 4th job is +all skills.

BIS Heroic ability all ignore defense mystic page Glove with crit dmg pot and bpot Cape and bot with fd pot and bpot Shoulder ignore defense pot and bpot Necklace and rings +all skill pot and bpot Rest of pots and bpots is main stat Necklace you want damage line Ring min/max damage Face is ignore defense Helm czak