She jumps into battle with ether arrows and can transform for a star wand attack. Namco Bandai released these stills from M.O.M.O.’s attack sequence.
We have pictures of Fighter Roar too who also acts as a support character.
Super Robot Taisen OG Saga: Endless Frontier Exceed is slated for February 25 in Japan. It’s probably some years away, but I wonder who Monolith Soft will dig out of their archives for Endless Frontier Super Exceed. Shion? Kalas?