Agar.io

IO Game 4.5
IO Game Multiplayer
Game Window

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Game Controls

Control your cell with the mouse.
Press Spacebar to split your cell for a speed boost or to attack.
Use the 'W' key to eject mass, allowing you to move faster.
Eat smaller cells to grow larger and dominate the arena.

About Agar.io

Agar.io is a hugely popular IO game where players compete to become the largest cell in a petri dish. You start as a small cell and navigate the arena, consuming smaller cells and blobs to increase your size. Be careful, larger cells can consume you!

The game is simple to pick up but offers strategic depth as you learn to split your cell, eject mass, and team up with other players (or betray them!). Agar.io provides hours of addictive gameplay.

Key aspects of Agar.io include:

Key Features

  • Easy to learn, hard to master gameplay.
  • Fast-paced and competitive action.
  • Strategic depth with splitting and mass ejection.
  • Global leaderboard to track your progress.

Why Players Love It

  • "Simple yet addictive gameplay!"
  • "A classic IO game that's always fun to play."
  • "Great for quick bursts of entertainment."
  • "Highly competitive and engaging."