You’ve probably seen it before—your internet cuts out, and suddenly, a tiny pixelated T-Rex appears on your screen. That’s the Dino Game, also known as the Chrome Dino, Dinosaur Game, or T-Rex Runner. Originally created as a fun Easter egg in Google Chrome, this game has become a surprising hit, enjoyed by millions of players around the world.

But did you know you can now play it anytime—online, with or without internet issues? Let’s break down everything you need to know about this classic endless runner.