User blog comment:Kusabireika/quick question..../@comment-26815449-20171025062519/@comment-1846146-20171025164558

FGA consumes life force at rates faster then Mk0 drains mana, and DKS is drained Rudeus of all his mana in one huge swing... You cant undon FGA, so death from mana and/or life force exhaustion in a matter of seconds guaranteed.