Meltdown is a tactical arcade shooter featuring both singleplayer and intense online multiplayer. Become the most skilled soldier, choose your weapons, get the best upgrades, buckle up and start your mission. Be careful, each enemy has it’s own combat style, special AI and gear. Adapt to them to survive!
Open the Steam client, login and locate the Games tab on the top menu. Click this and then select “Activate a Product on Steam…”
Enter your unique code that's displayed on the 'Orders' page of CDKeys.com and follow the prompts to activate.
Your game is now viewable in the “Library” tab and is available to download/install when you’re ready. You can find additional support for the Steam client here: https://help.steampowered.com/en/wizard/HelpWithSteam