Its seal removed, the calamity-class monster Charybdis and its Medalodon minions advance on the capital city of Rimuru. The Jura Tempest Federation combines all its forces under Rimuru to intercept the attack. King Gazel even sends 100 of his Pegasus Knights to aid in the battle. But Charybdis's extra skills Magic Jamming and Ultraspeed Regeneration make it a formidable foe. So Rimuru unleashes his new skill, Gluttony...
It's always best to keep 
your trump card hidden.
من الأفضل دوماً إخفاء ورقتك الرّابحة
Seine Tricks zeigt man
schließlich nicht jedem.
Es mejor ocultar su as en la manga.
Es mejor ocultar vuestro as en la manga.
Afinal, é sempre melhor
esconder seu trunfo, certo?