Barrel

The Barrel is, of course, a Barrel that carries 500 Red Bloons inside.

It spawns by itself and sometimes spawns being thrown by other bloons.

It requires 500 hits before breaking.

Different type of barrels
There are different type of barrels that carry other kind of bloons.
 * Wood Barrels - Carry 500 red bloons or 250 blue to pink bloons.
 * Metal Barrels - Requires 750 hits before breaking. (Releases 25 Regen Ceramics)
 * Golden Barrels - Requires 1000 hits to break. (Releases one MOAB)