This is a variation of the game show 1 vs 100, but instead you're going against the rest of the server.
Check Remember my choice and click in the dialog box above to join games faster in the future!
Click RobloxPlayer.exe to run the Roblox installer, which just downloaded via your web browser.
Click Run when prompted by your computer to begin the installation process.
Click Ok once you've successfully installed Roblox.
After installation, click Play below to join the action!