Ectonurite

Ectonurites are alien species that can be invisible. mostly looks like phantom.

Abilities
Ectonurites has special abilities, they can be invisible so the enemy can be harder to see ectonurites. and it seems ectonurites are the scariest alien in the galaxy. they have and upside down skull, only one eye, dark blue skin, exposed bones on certain parts of their bodies and blue claws.

Examples
Ghostfreak is one of the Ectonurites. He is the escaped alien from the Omnitrix, and he is no longer the Omnitrix alien.