Whampire

"Whampire? In the day time, in the desert?!" - Whampire in Blukic and Driba Go to Area 51

Whampire is a Vladat from the planet Anur Transyl. He is an alien that Ben unlocks after scanning Lord Transyl in the episode The Vampire Strikes Back. Whampire is voiced by John DiMaggio. 

Appearance

Whampire is a tall, skinny humanoid vampire that has a triangular shaped head. He has black lips on wrinkled white face and wears a green mask. Whampire has green wings under his arms and wears a black and green jumpsuit, with two green pocket-like accessories on the sides of his hips. Whampire wears the Omnitrix on his stomach.

Jetray

"Check this out! I can shoot lasers from my eyes and my tail!" - Jetray in Video Games

Jetray in Ben 10: Ultimate Alien

Jetray is one of Ben's original ten aliens in Ben 10: Alein Force. He's an Aerophibian from the planet Aerophibia. He first appeared in the Alien Force episode Everybody Talks About the Weather where he chased Alan. Jetray returned in the Ben 10: Ultimate Alien episode Fame where he saved a pilot. Jetray is voiced by Dee Bradley Baker.