Those undercats keep scratching and clawing their way to the top. Here's who's moving on to the next round...

And the winner is:

Dog Swarm

Speed isn't everything. And rookie Running Back and Forth learned that lesson the hard way this week. She was a tenacious competitor, but in the end, she just didn't get her Cinderella story. Dog Swarm led the game throughout with no shortage of curious puppies and a level-headedness that only a true pro could pull off.