Milleous is a villain in 5 Years Later. He is an Incursean from the destroyed planet of Kalilian in the Ben 10 Universe.
Milleous is a large humanoid frog with green skin and warts. He has yellow eyes with dark pupils. He wears purple clothing, with a golden chestplate.
- Enhanced Jumping- Milleous is able to leap great distances thanks to his frog-like physiology.
- Prehensile Tongue- Milleous has a long, prehensile tongue that possesses high tensile strength.
- Chest Inflation- Milleous can inflate his chest to repel enemies, or for gaining momentum to jump.
- Strong Smells- Milleous can easily be affected by strong smells.
5 Years Later
- Chapter 2: The Lonely Ghost (cameo)