Erza and Mirajane visit Crawford, the former Magic Council chairman, and fall into Tartaros's trap. And in exchange for information on Tartaros, Doranbolt frees all the members of Oracion Seis!
For targeting a VIP like the former 
chairman, they weren't so tough.
لم يكونوا أقوياء كفايةً لأجل استهداف
شخصية هامة مثل الرئيس السّابق