A new preview for the Galaxy Gang special set to air in Japan in November was shown at the end of Pokémon Diamond and Pearl episodes 145 and 146 on Thursday.

-*SPOILERS TO FOLLOW*-



In it, various details in the special was revealed. This included:

-The Galaxy Gang hiring Pokémon Hunter J to capture the Pokémon of the Lake Trio.

-Handsome and Satoshi and friends investigating.

-Shirona appearing to help Satoshi and friends in their battle against the Galaxy Gang.

-Dialga and Palkia appearing at the Spear Pillar, and being controlled via the Red Chains.

-The Pokemon of the Lake Trio battling alongside Satoshi and friends against Dialga and Palkia.