Horse

The  is a Special Agent costing $200 MM. When placed, it has a 100px range and has 2 attacks.

Charge - Charges at a bloon, popping it by 5 layers and sending it back a short distance. Can effect up to 3 bloons, and takes 2 seconds to recharge.

Kick - Kicks a bloon behind itself, doing 3 damage and stunning the bloon for 2 seconds. Can effect 2 bloons, and can be used at the same time as charge. This has a shorter recharge time, at 0.5 seconds. The horse has an 80% chance of doing this instead of turning around and charging at a bloon behind it.

Pro
''Pro upgrade - Energized Food!"

The pro version is unlocked after 30 uses. The horse is fed energized food, giving it much more energy and allowing it to attack twice as fast. The charge attack now does 7 damage.

Epic
Epic upgrade - Crazy Horse!

The epic upgrade is unlocked after 50 more uses. It causes the horse to go crazy, making the charge attack have infinite pierce and do 9 damage. It also allows the horse to run around the screen to attack bloons, and will kick any bloons that happen to be in it's path when charging towards the bloon of it's priority! (Note: Has same effect as Kick.)