Cthulhu Boss is a boss in the popular open-world adventure game Fisch, developed on the Roblox platform, originally created by a developer known as @WoozyNate. The game was officially released on October 5, 2024. In Fisch, players embark on a fishing adventure where the primary goal is to catch various types of fish, complete quests, and progress through a bestiary. There is also a Cthulhu themed boat, the Cthulhu's Cranium.
Cthulhu is located on Terrapin Island, and players must defeat Cthulhu to access the Second Sea. To win, players should equip the Keeper's Torch and use flame attacks while avoiding Cthulhu's attacks.
Overview[]
Cthulhu is a significant boss in the game Fisch, located at Terrapin Island. Defeating Cthulhu is essential to access the Second Sea.
Location and Access[]
- Coordinates: XYZ: -96, 128, 1872
- Prerequisite Level: Must be level 250 or above
- Entry Point: Interact with the Sea Traveler NPC at the back of Terrapin Island to enter the boss fight chamber.
Boss Fight Mechanics[]
- Starting the Fight: Equip the Keeper's Torch and use it to attack Cthulhu by clicking the Left Mouse Button.
- Flame Imbuement: To maximize damage, players should imbue their torch with flames from colored lanterns found on platforms around the arena. Match the color of the flame to the color displayed below Cthulhu's health bar.
Combat Strategies[]
- Team Play: It is recommended to fight Cthulhu with at least one other player for better chances of success.
- Movement: Use the Advanced Glider or speed boots to navigate the platforms effectively.
- Attack Patterns: Cthulhu has several attacks, including a ground slam and a fireball. Players should dodge these attacks to avoid damage.
Successfully defeating Cthulhu will trigger a cutscene and teleport players to the Second Sea, marking a significant progression in the game.

