What is the fine-grained topic of the following text: A teaser trailer for the game shows off gameplay for Haohmaru, Jubei Yagyu, Galford, Earthquake and Nakoruru while Cory Bell on Twitter has pointed out that art shown in the trailer seems to reveal Tam Tam, Genjuro, Kyoshiro, Hanzo, Uyko Tachibana and possibly Charlotte. Only return the topic.
Teaser trailer for a game featuring various characters