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Niche Shift

In this ocean-themed puzzle, you merge Plankton into Krill, then into Fish, working your way up the food chain. Played with a click or tap on desktop in landscape orientation, it runs directly in the browser without installation. The twist is that higher-level predators grow hungry with each move and must be merged to feed, or they starve — blending simple merging with a survival pressure.

Niche Shift — play free online

About this game

Dive into the Deep Blue! Niche Shift is a deceptively simple strategy puzzle that challenges you to build a thriving ocean ecosystem. It starts with a simple swipe: merge Plankton to create Krill, merge Krill to create Fish, and evolve your way up the food chain to the legendary Leviathan. But the ocean is a dangerous place. Unlike standard merging games, your creatures have needs. The Twist: Hunger & Balance High-level predators (Level 3+) arent just tiles—they are living creatures. Every time you move, they get hungrier. You must merge them to feed them, or they will starve and turn into Bones—useless obstacles that clog your re

How to play

Mouse click or tap to play

Questions people ask

Can I play Niche Shift online for free?
Yes. Open Niche Shift in this browser and press Play. There is no download or account required.
Do I need to install Niche Shift?
No. The game runs inside the browser page, so there is nothing to install.
Does Niche Shift work on mobile?
This game does not list touch controls. For the best experience, use a keyboard and mouse.