Bloons Tower Defense 4 Expansion is a wicked endless tower defense game. Drop your monkey towers just right along the path to pop all those bloons and guard your turf. With fresh maps, towers, and upgrades, flex your skills and figure out the best strats to stop that non-stop balloon mob. Unlock epic special abilities and unleash insane attacks to crush the toughest waves. Do you have what it takes to beat the expanded challenges and become the ultimate bloons-popping champ?