Immortal In The Magic World

Eli was transmigrated to a world of magic and became immortal. He had endless life and could never die. “Huh? I’m talentless? Then, I’ll just train for as long as I need, even if it takes 1000 years. That should be enough for me to become strong.” “The skill is hard to learn? Then, I’ll take a few dozens of years to research it. There’s no way it’s that hard, right?” “What? I can sacrifice my life force to gain spirit power? That’s a bargain!”