© 2007 Mastiff, LLC. Mastiff and the Mastiff logo are trademarks of Mastiff, LLC.

Gurumin and Gurumin: A Monstrous Adventure are trademarks of Nihon Falcom Corporation. © 2004-2007 Nihon Falcom Corporation. All rights reserved.

"PlayStation", "PS" Family logo and "PSP" are registered trademarks of Sony Computer Entertainment Inc.
Memory Stick Duo™ may be required (sold separately).