One Piece: Supreme Check-In System - Chapter 21: Kuina vs. Fujitora – The Sword Saint’s Limitless Techniques

In the waves of steam and machinery, who could achieve extraordinary? In the fogs of history and darkness, who was whispering? I woke up from the realm of mysteries and opened my eyes to the world.

Tong, a sinner who was suffering endless torment in hell because of his mistake he had done in his previous life, was giving other chance to redeem himself by the devil.

In a world transformed by dungeon gates and awakened classes, Hunters fight monsters to earn power, fame, and fortune.Frank? He awakened as a Trader. F-Rank.No spells. No sword skills. Just one system window… and 500 dimensional tokens.Everyone laughed. Told him to quit. But Frank didn’t need fireballs—he had something better:『Dimensional Trading System Online』Connects to other worlds. One trade per day. Limited inventory. Unlimited potential.He sold candy to bug warriors. Swapped solar chargers for alchemy potions. Bought a sword technique with instant delivery.Then, he opened a booth beside a dungeon gate… and started outselling real vendors.Now, the same Hunters who mocked him line up to buy.Guild-backed merchants want him gone.And Frank? He’s just getting started.He’s not hiding. He’s not cheating.He’s building a business—and a blade arm to match.When monsters strike, Frank fights beside his customers.When dungeon loot drops, he flips it across worlds.From a broke rookie to a cross-realm powerhouse, Frank isn’t just surviving—he’s becoming the most dangerous F-Rank in the business.

Xuan Yi was transported into the fictional world and became an elder of the Black Sword Sect! The moment he entered the world, he was at the Sea-Splitting Rank!