Famistu has revealed Elfert, a post-launch DLC character for the PS4 and PS3 versions of Guilty Gear Xrd: Sign. If you get the game early, you get her for FREE. Otherwise, you will need to spend 800 Yen ($7 USD).
Guilty Gear Xrd: Sign for PS4 and PS3 is releases on December 4th 2014 in Japan. A PS4 exclusive special limited edition will be available for 9,980 Yen ($97 USD). It includes a custom arcade style game pad with six buttons.