Bloons 4

Bloons 4 is a game.Like all the bloons games (not Bloons TD Games) you have to pop a certian amount of bloons with limited darts.This game is extremely hard, unlike other Bloons Games which are easy.However this game intruduces towers in a non-Bloons TD Game.There are some secret missions too which has a special rule: kill all the 5 bloon nests.These nests can only spawn attacking bloons.