How Old Is Rimuru Tempest in Vinland Saga

It’s a common mix-up, and we're here to clear the air right away: Rimuru Tempest, the beloved slime protagonist, does not appear in the gritty historical world of Vinland Saga. Rimuru hails from the vibrant, magical universe of That Time I Got Reincarnated as a Slime (also known by its Japanese title, Tensei shitara Slime Datta Ken), a completely different anime and manga series. The confusion likely stems from the immense popularity of both titles, leading some to wonder if there’s a crossover or shared character....