User blog comment:FairyRaven/Fairy Tail Chapter 400: Wings of Hope, Review and Commentary/@comment-9595671-20140913110701/@comment-7418318-20140914081423

Now that gives a new twist to "Ultimate Pain", if the three FT Dragon Slayers were forced to kill their beloved parents to obtain the power necessary to stand up to Acnologia, Zeref and E.N.D.