Flying Enemies
Everything that flies over it. Ground-only towers cannot hit these six.

-

Razorwing
Flyer
Wave 4Flying
A razor-winged flyer that follows the path above the ground.
Explore Enemy -

Drone
Flyer
Wave 4Flying
Quadcopter drone that upgrades as waves progress.
Explore Enemy -

Bug
Fast, flyer
Wave 5Flying
A small flying insect that grows stronger in later waves.
Explore Enemy -

UFO
Shielded, flyer
Wave 9Flying
A classic flying saucer with spinning lights.
Explore Enemy -

Raider
Fast, flyer
Wave 15Flying
A fast raider fighter that follows the path above the ground.
Explore Enemy -

Triangle UFO
Flyer
Wave 20Flying
A dark triangular craft with a light at each corner.
Explore Enemy