Light and Nothingness
The final battle between Aichi and Leon begins, with the latter predicting via Psyqualia that he will win when his Glory Maelstrom attacks Aichi's Blond Ezel. Signs show of the nothingness that is Void slowly destroying the dimension and creeping its way to Aichi. The darkness eventually affects Aichi as he falls unconscious and loses the will to fight. However, he remembers his loved ones and then hears a familiar voice, both of which help Aichi to stand up and continue the battle. He activates the Limit Break of Blond Ezel to superior call an astral form of his original avatar card: Blaster Blade Spirit. But even with that, Leon withstands Aichi's attacks and then crossrides Glory Maelstrom...
Aired 23/12/2012EP 38 - Light and Nothingness

Cardfight!! Vanguard Asia Circuit
Aichi and his friends have won the National Tournament and decide to go their own ways until a mysterious boy named Takuto Tatsunagi appears. He reveals that the Royal Paladins, Shadow Paladins, and Kagero leaders have been captured, and the only way to free Cray is for the Vanguard fighters to use a new power- Limit Break. Because the Royal Paladins lose the ability to fight, Aichi's deck is changed to be a Gold Paladin deck. Aichi and his friends must now win the Vanguard VF Circuit if they are to learn more about the occurrences on Cray and free their old friends.
(Source: Anime News Network)