Total Seasons :1Total Episodes : 50
A 12-year-old boy named Dan Bashin is taken to the alternate world of Grand Rolo by two mysterious siblings, Yuuki and Kajitsu Momose. There, he learns that he's one of the chosen core soldiers, bearing the light of the red core. Along with the other soldiers, he must save Grand Rolo from Otherworld King, who has been exploiting the worlds natives.
A boy named Dan Bashin is drawn into the world of Grand Rolo.
Air Date : 2009-09-13
Zungurii is thrilled that Dan came to save Grand Rolo, but Dan just wants to go home.
Air Date : 2009-09-20
Yuuki lures Dan out to battle with The IronKnight Yggdrasill.
Air Date : 2009-09-27
Dan's battle against Momose Yuuki continues.
Air Date : 2009-10-04
Dan and Zungurii have a fight, and Zungurii abandons Dan...
Air Date : 2009-10-11
Dan, Zungurii and Magisa arrive at a village of cat-girls, where they are mistaken for a group of dreadful bandits.
Air Date : 2009-10-18
To protect the Mimi village, Dan has to face the Deathmatch Group.
Air Date : 2009-10-25
The blue soldier Suzuri wants to take Catastrophedragon for his collection.
Air Date : 2009-11-01
The purple soldier Mai seeks a rematch with a card battler she once lost to.
Air Date : 2009-11-08
Yuuki is challenged by a human servant of the Otherworld King.
Air Date : 2009-11-15
When the bearers of core's light nearly reach the Horizon Ladder, a barrier stands in their way.
Air Date : 2009-11-22
The Violet breaches into the Red Horizon Ladder, where Zungurii's family and various others are being kept imprisoned and forced to work as slaves.
Air Date : 2009-11-29
The fierce battle between Dan and Kajitsu continues, as Dan is cornered by the powerful Hououga.
Air Date : 2009-12-06
To her allies' dismay, Mai chooses to leave the group and follow her own path.
Air Date : 2009-12-13
As Dan and the group reach the Blue World, they meet the former red soldier, a man named Julian.
Air Date : 2009-12-20
The championship has begun, and Suzuri is up first.
Air Date : 2010-01-03
It's Meteorwurm's debut battle, but Magisa and Zungurii's freedom is at risk.
Air Date : 2010-01-10
Clackey's first opponent is Light Speed Shula, the brother of the lonely princess he met in town.
Air Date : 2010-01-17
While hunting down an X-Rare, Suzuri gets possessed by an onmyouji.
Air Date : 2010-01-24
Dan faces Kenzo in the finals, and learns a shocking secret.
Air Date : 2010-01-31
While Dan battles Kenzo, Mai and Suzuri must escape with Kajitsu.
Air Date : 2010-02-07
Dan must face Brustom to get to Otherworld King.
Air Date : 2010-02-14
While Dan is kept prisoner, the three heads of Otherworld King gather.
Air Date : 2010-02-21
Dan faces Pantera, a robot with data on all battles in Grand Rolo.
Air Date : 2010-02-28
Clackey must overcome his dislike of Kajitsu to protect her from Leon.
Air Date : 2010-03-07
Air Date : 2010-03-14
Air Date : 2010-03-21
Air Date : 2010-03-28
Air Date : 2010-04-04
Air Date : 2010-04-11
Air Date : 2010-04-18
Air Date : 2010-04-25
Air Date : 2010-05-02
Air Date : 2010-05-09
Air Date : 2010-05-16
Air Date : 2010-05-23
Air Date : 2010-05-30
Air Date : 2010-06-06
Air Date : 2010-06-13
Air Date : 2010-06-20
Air Date : 2010-06-27
Air Date : 2010-07-04
Air Date : 2010-07-18
Air Date : 2010-07-25
Air Date : 2010-08-01
Air Date : 2010-08-08
Air Date : 2010-08-15
Air Date : 2010-08-22
Air Date : 2010-08-29
Air Date : 2010-09-05