Ep 19. Legendary Fisherman, Part 1

Yugi and his friends are fascinated with the story of the Legendary Fisherman, a legendary fisherman who supposedly pulled three rare fish from the sea with a single line. They decide to visit the Pegasus Aquarium, where they meet Mako Tsunami, a skilled fisherman who is also known as the "Master of the Seas."

Mako tells them the legend of the Legendary Fisherman, and how he was the only one who could catch the three rare fish. However, Mako believes that he has a chance to catch those fish himself, and challenges Yugi to a duel.

During the duel, Yugi quickly realizes that Mako's deck is designed around water-based monsters, which gives him a significant advantage in the duel. However, Yugi proves to be a skilled player as well and ends up winning the duel.

After the duel, Mako reveals to Yugi and his friends that he is actually searching for the Legendary Fisherman, as he wants to prove that he is the best fisherman in the world. Yugi and his friends agree to help Mako in his quest, and the search for the Legendary Fisherman begins.

The group sets out on Mako's fishing boat, and they encounter a number of challenges along the way. They must fend off a group of dangerous sharks, navigate through a treacherous stretch of sea, and eventually come face to face with the Legendary Fisherman himself.

As the group begins to fish, they discover that the Legendary Fisherman is not just a myth, but an actual person. Yugi and his friends are amazed by his fishing skills, and watch in awe as he easily catches the rare fish.

However, things take a turn for the worse when the group is attacked by a mysterious figure who is after the rare fish that the Legendary Fisherman has caught. The group must band together to protect the fish, and they eventually triumph over their attacker.

In the end, the group bids farewell to the Legendary Fisherman, but not before he gives them a valuable lesson about the importance of respecting nature and living in harmony with the sea. Yugi and his friends leave the sea with a newfound sense of appreciation for the natural world, and a newfound respect for the legendary fisherman who taught them so much.