Fortress really sucks, imo. It's only a bit better than your normal attack, slower, and costs MP. The AoE it has isn't very big, so the targets have to be really close together.
It is better to use Up-Strike, Meteor, Lightning in a combo. I personally find this easier to play with.
FFXIV(Midgardsormr): Euler Breslau - 60 SMN, AST, SCH, WHM, BRD, BLM, CUL, GSM, BTN, MIN, LTW, CRP, WVR
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