Fast-paced arena roguelike bullet heaven! Battle relentless waves, tackle mid-run challenges, unlock unique heroes with their own combat pets, equip powerful gear, weapons, and spells, and take on mighty Yonian bosses.

In a world where humans lived in peace and harmony, everything changed when mysterious portals began appearing across the land. From these portals emerged a new threat: slimes of all shapes and sizes, wreaking havoc on the once tranquil world.

These weren't just ordinary slimes; some were Yonian Slimes, a rare and dangerous breed capable of transforming into other species. These transformations gave rise to formidable bosses, each with unique abilities and powers that challenged even the bravest of warriors.

As the slime invasion grew more intense, humanity's survival hung in the balance. It was up to the heroes to rise, defend their world, and close the portals once and for all. Armed with customizable gear, powerful spells, and sheer determination, they embarked on a journey to reclaim their homeland from the slime menace.