There's no word on whether you'll be able to switch this weapon from bow to sword form in real time, or what magnitude of damage it will do to giant enemy crabs. Square Enix did, however, say it allows players to attack more frequently.
GameStop® PowerUp Rewards™ FINAL FANTASY XIII-2 Pre-order Exclusive In-Game Weapon
LOS ANGELES (Nov. 21, 2011) – Square Enix, Inc., the publisher of SQUARE ENIX® interactive entertainment products in the Americas, and GameStop today announced an exclusive pre-order program for FINAL FANTASY® XIII-2. Players will follow Serah as she ventures through time across various worlds in search of her lost sister, Lightning. FINAL FANTASY XIII-2 is developed for the PlayStation®3 computer entertainment system and the Xbox 360® video game and entertainment system from Microsoft, and will be available in North America on Jan. 31, 2012.
PowerUp Rewards members who pre-order FINAL FANTASY XIII-2 at GameStop will receive the exclusive "Genji Bow" weapon for Serah. With a unique look for both its sword and bow forms, the Genji Bow allows the player to attack more frequently. The exclusive weapon is retroactive for existing pre-orders, as long as the customer is a PowerUp Rewards member and is purchased/picked up by Feb. 2, 2012.