Primus River Creature

This unnamed creature appeared in the Ben 10 Alien Force episode, Primus. Little to nothing is known about it.

Appearance
Though the creature itself does not appear exactly, expect for both its' eye and tentacles suggest that it could be an alien cephalopod. It possesses blueish skin and dwells merely underwater.

History
During the episode, it briefly appeared while spying Ben, Kevin and Gwen while they were on Primus where it then grabbed Ben, pulling into the river. Kevin want under to save only for Gwen to use her powers.