Slugterra: The Emperor's Revenge

The Emperor has returned! Fuelled by rage and dark magic, he sets to work reclaiming his hold on the Eastern Caverns, and will crush anyone who stands in his way. At his side are his terrifying new creations: the Unstoppable Warriors. True to their name, the huge, immensely powerful superweapons seem impossible to beat.

あらすじの翻訳がないため英語で表示しています。