Have hours of fun popping balloons in Bloons Tower Defense 5! This action game lets you use upgrades and special strategies to stop the stream of balloons in. Kongregate free online game Bloons TD 5 - Bloons TD 5 has heaps of new features including all of your favourite towers from BTD4 with 8. Play the original Bloons here! This flash game started it all. Use your mouse to shoot down the bloons in each level.