Fairy Tail Collection 6 (Episodes 121-142)

When a mighty dragon attacks, Fairy Tail s most powerful members go missing for seven years. Once they finally return, Natsu and his friends find their guild s headquarters in shambles. Determined to get it back to its former glory, they take on any job that comes their way no matter how ridiculous. But nothing ever stays simple for the wizards of Fairy Tail. A mysterious girl appears with a piece of the Infinity Clock a legendary enchanted item that could bring ruin to the entire world. Determined to find the remaining pieces, Natsu and his friends begin the search. But a secret order of wizards stands in their way, untrusting of the notoriously destructive guild. More trouble awaits them when Oración Seis is reborn in a terrifyingly powerful new form and wants the catastrophic clock for themselves!