Slugterra

Season 1, Episode 35

Episode Title: Upgrade

Air Date: 2013-09-22

Overview:

Dr. Blakk has been captured! Now it's up to the Shane Gang to transport him to Stalagmite 17, the only prison that can hold him. To do so, they're going to need some serious speed. That's just what they get when we reveal Kord's new modifications to their Mecha Beasts! But will it be enough to stand up to Blakk's own newly-designed super vehicles?