Elite Beat Agents 2 with a team of Elite Beat Agents and training to be one.
An Ace Attorney game with everything you need to defend a client in real life, including the bizarre legal system.
Any game about mecha coming with its own mecha. To make it better someone would have to make a Gurren Lagann game.
A theoretical Nanoha game that comes with a magical intelligent device.
A Sonic game that comes with a Chaos Emerald. That might just make the franchise great again.
A Dragonball game that comes with the Dragonballs.
A Death Note game (those do exist) that comes with a Death Note.
A Zelda game that comes with the Master Sword or the Triforce. If not, just an item from the Zelda universe.
A Half Life game with a Gravity Gun (or at least a crowbar).
A Grand Turismo(sp) game that comes with one of the cars from the game and free gas.