Migi from the manga Parasyte, it's a worm-like creature that enters human hosts through their ears or nose and take over their brain, Migi ended up on the protagonist's hand.
Parasyte Papercraft - Migi [Download]
Predator Papercraft [Related Posts]
Alien Papercraft Overload (Life Cycle)
ALIENS Papercraft - P5000 Power Loader
Unreal Tournament Damarus Papercraft