From Bulbanews, your community Pokémon newspaper.
The title of episode AG131 has been confirmed as 「最後の激闘！優勝への道!!」, translating roughly as ''
The last of fierce fighting! The road to championship!'' A discussion on the implications on this title has begun [http://bmgf.bulbagarden.net/showthread.php?t=7841 on the Bulbagarden forums].