"SUB_ITA" indicates that the Japanese audio is paired with Italian text subtitles , typically used by the Italian anime community for episodes not yet dubbed in Italian.
The entity is revealed to be Baalmon , a Digimon known as the "King of Knowledge" who holds a book containing all the world's information. DigimonGhostGame_Ep_53_SUB_ITA.mp4
The story focuses on , who is challenged to a series of knowledge games by a mysterious entity after visiting a shrine in Kyoto. "SUB_ITA" indicates that the Japanese audio is paired
Jellymon warp-evolves into her Mega form, Thetismon , to battle Baalmon. to battle Baalmon.