In Celtic mythology, Mag Mell ("plain of joy"), also called Tir na n-Og ("land of youth"), was the underworld. Unlike the underworld in most mythologies, Mag Mell was a pleasurable paradise, either an island or at the bottom of the ocean.
... there are bonuses to collect, record times to beat, and a gold star for getting through the level without any accidents.
Kururin was released in Japan and Europe but ...