Mega Man Star Force 2: Zerker x Saurian

This product is also called Ryuusei No RockMan 2: Berserk x Dinosaur (Import) in Japan.

Background

In Ryuusei No Rockman 2, the Story of Surabu and War Rock continues
with Denpa Senjins, UMA's (Unidentified Mutant Animals) from the
lost continent of Mu. The Story Continues With The Return Of The
BrotherBand Sysem, and the mysterious new Tribe Forms. Tribe Forms
are gotten by collecting Ooparts (Out Of Place Artifacts) in the
Story and grants Rockman Tribe On. "Tribe On! Thunder Berserker
Rockman!" A mysterious new Rival, Solo appears, and Denpa Henkans
into the Warrior of Lonliness, Burai. This new presence brings the
Loneliness Tribes, Burai Berserker, Burai Shinobi, and Burai
Dinosaur. By collecting the Six Lonliness Waves To Use the Burai
Tribes. But, you must sacrifice all 10 Brother Slots, and can no
longer Have Real Brothers to use these Forms. Dr. Orihime is a
Decendant of a Mu Heritage, And is a Denpa Human. Dr. Orihime and
Solo are trying to revive the lost continent Of Mu, So It's Time
For Surabu and War Rock To save the Earth Again!

International release dates:
Japan: Nov 22, 07