Nintendo just issued a new Princess Peach: Showtime trailer showing transformations in the game, and has revealed Ninja Peach and Cowgirl Peach. Ninja Peach has the character calling upon her sneaking abilities as she uses shadows, shrubbery, and makeshift bamboo snorkels to surprise and thwart her enemies. Cowgirl Peach involves courses where you need to be a little more brash....