About the game

Jump back in time and free your inner caveman. Smash heads in this cooperative platformer game. Play solo or team up with up to 4 players. Inspired by games like New Super Mario, Joe & Mac, Metal Slug, Castle Crashers and Trine. Features Different playable characters: Choose one of the playable characters, but don’t worry! You can change your character at anytime in the game and play with them all! 1-4 players: Play solo, with one, two or three friends. Work together to become unstoppable! Varied Enemies: Each level has different enemies, watch out as they can catch you unguarded. Secret Levels: Unlock secret levels inside the game for more excitement! Challenging: Challenge yourself to unlock all the achievements!

How to activate

Go to: http://store.steampowered.com/ and download STEAM client Click "Install Steam" (from the upper right corner) Install and start application, login with your Account name and Password (create one if you don't have). Please follow these instructions to activate a new retail purchase on Steam: Launch Steam and log into your Steam account. Click the Games Menu. Choose Activate a Product on Steam... Follow the onscreen instructions to complete the process. After successful code verification go to the "MY GAMES" tab and start downloading.

System requirements