Healing Drone

An automated drone that will heal the player when they are wounded. Initial price is. The drone generally will appear from the first level, regardless of difficulty, and is also useful in unlocking "The Back-Up" use item which requires the player to have 4 drones at once.

Mechanics
Each healing drone will for 5hp/tick for a limited amount of time when not at full health. They will then need to recharge before being able to heal again.
 * has no effect on it.

Tactics
In conjunction with Basic Drones and, this drone can be extremely useful at reproducing fireworks due to its cheap cost.