Splashdown: Rides Gone Wild
50,000 warehouse points
At the options screen, press Up, Up, Down, Down, Left, Right, Left, Right, Square, Circle.
All warehouse items
At the options screen, press Up, Down, Up, Down, Left, Right, Left, Right, Left, Down, Right, Up, Right, Down, Left, Up.
The image featured at the top of this post is ©The Legend of Heroes: Trails of Cold Steel III key art / Original