Everybody nowadays can save the world with the right items. But what is the ultimate ultimate item?

Cardboard Box Metal Gear
The ultimate stealth suit! Great for sneaking in.

Eternal Sword Tales of series
A sword that is able to bend the space time contium.

Master Sword Legend of Zelda
It's the Master Sword! It can reflect magic.

Yogurt Ring Shining Force
The best accessory ever. It turns you into Yogurt. You're the man now, dog thing.

Masterball Pokemon
It can catch any pokemon without fail. Even if the Pokemon may or may not be God.

Metal Man's Weapon Mega Man
The almighty buzzsaw weapon. What more needs to be said other than Metal Man's level music rocks.

Ultima Weapon Final Fantasy
It glows, it shrinks, it hits 9999 very easy.

Starman Mario
Temporary invincibility and a short a track that loops.

Meteors Various
Flaming rocks from space. Doesn't matter what game they're in because they do the same thing. Smash the enemies for non-elemental damage.

Other Other
It could be anythiing! Even a boat.