Meet Dan Bashin, a lively teenager celebrated for his fierce tactics in the Battle Spirits card game, where he's hailed as the formidable 'Clash King.' Unexpectedly whisked away by a mysterious emerald-haired girl to the fantastical realm of 'Grand Rolo,' Dan finds himself embroiled in a high-stakes conflict between the imperial forces and the indigenous population. Unveiling his destined role as the 'bearer of cores' light,' a legendary hero fated to thwart the malevolent king, Dan joins forces with the enigmatic Zungurii and the quirky sorceress Magisa. As they traverse the exotic landscapes of Grand Rolo, engaging in intense card battles with fellow chosen warriors, Dan's reputation as the Clash King spreads far and wide. Yet, as the kingdom's dark history and buried truths resurface, Dan's quest may hold the key to a transformative impact on a scale beyond his wildest dreams.