: The game is typically structured into around 24 levels .

Based on existing mod features like dark levels and unique fish effects, here are some developed feature concepts: 1. The "Vortex Pull" Mechanic

Created by modder QAQ淼叔 and released around February 16, 2018, this mod reimagines the underwater world with new challenges and mechanics. It retains the core "eat or be eaten" gameplay where you control a small fish that grows larger as it consumes smaller prey while avoiding predators.

Rumors suggested a split-screen mode where two fish competed inside the same vortex. You could eat your opponent’s tail, causing them to shrink. The first to reach "Leviathan Size" and survive one full minute of the Vortex would win.

Includes unconventional boss encounters, such as an invisible boss that can only be damaged by red bombs. Special Fish Gimmicks: