Coil Arena

A snake .io arena: eat glowing orbs to grow, boost to cut off rival snakes, and coil around them. Any head that hits a body is out.

Loads instantly in your browser — no download.

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<div style="position:relative;width:100%;aspect-ratio:16/10">
  <iframe src="https://www.gamedavinci.com/embed/coil-arena/" title="Coil Arena"
    style="position:absolute;inset:0;width:100%;height:100%;border:0"
    allow="fullscreen; autoplay; gamepad" loading="lazy"></iframe>
</div>
<p><a href="https://www.gamedavinci.com/game/coil-arena/">Coil Arena</a> by <a href="https://www.gamedavinci.com/">GameDavinci</a></p>

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About this game

Coil Arena is a free-roaming snake game in the style of the big .io arena games. You steer a snake around a huge circular arena full of glowing orbs and fourteen computer-controlled rival snakes. Eat orbs and you grow longer. The one rule that matters: any snake whose head touches another snake's body is out, and it bursts into a trail of rich orbs that everyone races to eat. That makes size a weapon. A long snake can cut across a rival's path, wall it in, or coil all the way around it until it has nowhere to go. A small snake is quick and nimble, and slipping out of a closing coil or stealing the orbs of a fallen giant is half the fun. Hold boost to double your speed for a dash or a cut-off, but boosting burns your length, dropped behind you as orbs, so every sprint is a trade. The rival snakes play by exactly the same rules you do. They hunt for food, steer clear of bodies and the arena wall by looking ahead along the turns they can actually make, and the braver ones will try to cut in front of a smaller snake. They come in all sizes, and when one is knocked out a new one slithers in, so the arena is always busy. A live leaderboard shows the five longest snakes, a minimap shows where everyone is, and your best length and kills are kept. Steer with the mouse and hold the button or Space to boost, or on a phone touch and hold where you want to go and use the Boost button. Choose a name and a colour, then see how long you can get. No download, no sign-up, and no waiting for a server: the whole arena runs right in your browser.

Controls

Your snake heads toward the mouse pointer. Hold the mouse button or Space to boost.

  • Left and Right (or A and D) also steer.
  • On a touch screen, touch and hold where you want to go; the Boost button speeds you up.

How to play

Grow as long as you can without your head touching another snake.

Growing

  • Eat glowing orbs to grow. Bigger orbs are worth more.
  • When a snake is knocked out it turns into a trail of large orbs. Get there first.

Knocking snakes out

  • Any snake whose head touches another snake's body is out. Your own body is safe.
  • Cut across a rival's path or coil around it so it runs into you.
  • Touching the red wall of the arena also ends your run.

Boost

  • Boosting doubles your speed but costs length, which you drop as orbs.
  • You cannot boost while very short.

Read the full Coil Arena rules and strategy →

Details

Category
Arcade
Platform
Web browser
Price
Free

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