Sand Land: The Series
The Story of the Fiend Prince: Beyond the Sandstorm
S1 E4:
As Rao tells General Are the truth behind the tragic explosion, the Swimmers suddenly make their move. Beelzebub takes off alone to capture them when he discovers something astonishing. Rao and Thief, hot on Beelzebub's tail, are shocked to see what The Fiend Prince has found.