User blog comment:Kogath/Monster Hunter 4 Ultimate for the Nintendo 3DS/@comment-3277384-20141109160954/@comment-6050823-20141109164433

1) Seregios Invasion due to a new Frezny Virus outbreak from the Extreme Seregios and an Elder Dragon(Rusted Kushala Daora)return to Dondruma as Dondruma is being rebuilt and protected by the Led Hunters, who are sent to protect.

2) The Extreme Monsters are test subjects for the Purification Stones and are part of the story.

3) No.