User blog comment:FairyRaven/Fairy Tail Chapter 425: Sabertooth X792, Review and Commentary/@comment-31.132.65.54-20150324135043

So if Gray killed Frosch then it was Gray who caused Rogue to become possessed by the Shadow resulting in Rogue time travel and the 7 dragons attack. Which makes Gray responsible for Ultear sacrifice on top of the fact that he already lived the life meant for her. Thanks a lot scumbag.