Inque

Inque is a shapeshifter in Ben 10: Alien Alliance. She appears for the first time in The Dawn of the Shapeshifter, wanting revenge of the one who did this to her: Blight.

Description
Inque is a young woman who fell victim to Blight. He tried to kill her by drowning her in a tarpit but he accidentically brought her back to life when he manipulated the tar pit to create Taar. Her skin got a blueish tint but for the rest, she looks as beautiful as before. But she can transfrom in a darker creature with flat tentacles and without a face.

Origin
She was the secretary of the CEO of ChemCorp. Blight discovered that CEO has done some illegal jobs and even provide Animo with dangerous chemicals used to create several mutant creatures. Animo hired Blight to kill the CEO to prevent everyone of discovering the truth. Blight only worked for Animo to get the chance to return to his own dimension. Blight also found out that ChemCorp has used a tar pit to 'destroy' the most dangerous chemicals. Blight kidnapped the CEO and a few of his associates. Inque was the first to go. He threw her in the Tar Pit as her body start to react directly. It made her blind and she only could see in heat vision.