Out of all the things in terraria, you decide to go fishing combat is fun and all, but you just feel like throwing a cast out on the open ocean plus you found this neat truffle worm in the mushroom biome. You sit on the beach as your launch a cast in the sea. Suddenly the ocean bubbles before, a huge fish stands before you dripping. "It is I duke Fishron I assume you summoned me right dude? So what's the plan, beachball, surfing or just a casual swim come on lets have some fun shrimp!."