God-Level Magic Card: My Magic Card Is Super Fierce!

Thirty thousand years ago, the human race established three main cities and opened a new era, the era of card magicians! Jiangnan Soul traveled through the Eternal Federation for a year. Before the college entrance examination, he went to the secret realm to seal the magic card, but was seriously injured by a sneak attack by his classmates! Helplessly sealed a snow ball beast! As we all know, Snowballmon is one of the trashiest monsters and has nothing but cuteness! I thought my dream was shattered, but Jiangnan activated the god-level evolution system! "Ding, discover the hidden evolutionary route!" [Soul-Eating Route: Attack system evolution route, leaning towards the soul, rare soul system, the next stage [Nightmare], can evolve up to the king level! Snow beast, nightmare, demon, demon captain, demon lord, demon general, hell demon! … Ten years later, facing the invincible Great Demon King of Jiangnan, all the magic card masters: "Huh? This demon king of yours evolved from Snowballmon?!" "What the hell? Can a monster evolve like this?!"