Hybrid Theory is the 470th chapter of Hiro Mashima's Fairy Tail. The battered Wizard Saints retaliate against the traitorous God Serena, but, with victory in their grasp, God Serena unleashes his true strength, revealing himself to be a Dragon Slayer in control of eight different Dragon Slayer Magics. With this, the Wizard Saints are defeated anew, and God Serena, August and Jacob begin to make for Fairy Tail. However, Acnologia appears and kills God Serena to start his hunt for the death of the Dragon Slayers.