Play the top-rated tower defense franchise in this free head-to-head strategy game. It's monkey vs monkey for the first time ever - go head to head with other players in a Bloon-popping battle for victory. From the creators of best-selling Bloons TD 5, this all new Battles game is specially designed for multiplayer combat, featuring over 20 custom head-to-head tracks, incredible towers and upgrades, all-new attack and defense boosts, and the ability to control bloons directly and send them charging past your opponent's defenses. Check out these awesome features: * Head-to-head two player Bloons TD * Over 20 custom Battles tracks * 22 awesome monkey towers, each with 8 powerful upgrades, including the never before seen C.O.B.R.A. Tower. * Assault Mode - manage strong defenses and send bloons directly against your opponent * Defensive Mode - build up your income and outlast your challenger with your superior defenses * Battle Arena Mode - Put your medallions on the line in a high stakes Assault game. Winner takes all. * All new Monkey Tower Boost - supercharge your monkey towers to attack faster for a limited time * All new Bloons Boost - power up your bloons to charge your opponent in Assault mode * Battle it out for top scores on the weekly leaderboards and win awesome prizes. * Create and join private matches to challenge any of your Steam friends * 16 cool achievements to claim * Customize your bloons with decals so your victory has a signature stamp