Complex sentence: When he found Pandora's Box and opened it, Gajah drank the contents to further power his Gōdom engines and creates Desperado to point him in the direction of Gōdom's treasures.
Split into simpler sentences: When he found Pandora's Box and opened it, Gajah drank the contents to further power his Gōdom engines. Using his new-found power, Gajah created Desperado to point him in the direction of Gōdom's treasures.