Kaijudo: Clash of the Duel Masters (2012)

S1E12 The Deep End - Part 2

After a close call with the rulers of the Water Civilization, who have wrongfully accused them of stealing their most powerful artifact, the kids join forces with Gabe's creature, Gargle. Together, they set out to uncover the truth and expose the Choten's guilt, determined to prevent him from evading responsibility for his crime.