Lifesucker (2012)

Eeka is powered by a device called the Lifesucker. Jonathan is half-human, half-Eekan. Following Jonathan's fathers' passing, Jonathan is sent to Earth on strict orders as to not be faced with the burden of the Lifesucker. Jonathan soon begins to wonder what would have happened had he grown up with humans. The Lifesucker is sent through a portal and mysteriously ends up near Jonathan. Alison Stone, part of Eeka's trust system betrays her role and transmits to Earth to find the Lifesucker. Little does everyone know, the Lifesucker is finding Jonathan.