Raven Tail

A Dark Guild founded by Ivan, he formed it for the sole purpose of destroying his former guild the Fairy Tail Guild. It is stationed in a hollowed out mountian.

Power
Raven Tail is one of the four most powerful dark guilds in the world, however, unlike the other dark guilds, Raven Tail works independantly without help from anyother guild proving they have great power.

Master

 * Ivan Dreyar: The founder and master of Raven Tail, Ivan is Makarov's son and he was kicked out for being a dangerous person.

Members

 * '''Gajeel Redfox: The iron Dragon Slayer, Ivan uses him to spy on Fairy Tail but he is actually a double-agent.