Talk:H Episode 19: Ghoul Deity Combine! Gojinmaru!/@comment-25600444-20150815122112/@comment-25600444-20150815130021

I think it was a mental thing.

Like his nerves were so shaken that he's now only comfortable with his Hero World Deck, given the rescue theme of it, while his Dragon World Deck represents his determination, which is broken after his loss.