Utilising a ranking system you can build up your experience and gain access to powerful towers and upgrades. Call in mortar strikes, deploy the monkey aces and harness the power of banana farms as you bid to take down the enemy in true bloon popping fashion. Bloons TD 4 features a mix of classic tracks from the online game as well as a whole host of new tracks for you to master. The medal ranking system adds an extra level of difficulty to the challenge. Can you battle through all 75 rounds to earn the gold medal? Features • Its time to achieve total Bloon popping satisfaction.• This time in the form of classic TD.• Can you pop all the bloons before they escape?• All your favourite towers and upgrades.