Untold Legends: Brotherhood Of The Blade

Duplicate items:
To duplicate items you need two PSP and two game.
Choose which item do you want to multiply.
Trade it with another PSP.
Save a games on the other PSP.
Do not save your game on your PSP.
Reload the saved game, and you should still have the item.

Buying items from merchant:
If have enmough money, but there is no valubale object at the merchant, leave town
and return a few minutes later. They invertory will change.

Get easy levels:
Try to find levels where there are rare monsters. They are marked by red circles.
Kill them near a door, after go through on this door. Kill on the other side the
another rare monster and go back to the previous room. The previously killed
monster now should be alive again. Repeat as many times you want.

Pick up stuff that you do not need and sell it.,

Untold Legends The Warrior's Code

Easy start:
Begin a new game and make your way through the sewers and go all
the way to the secret monastery. Sell all of your items, except
for the equipped armor and weapons. Then, restart the story.
Repeat this at least twice. This way, you can accumulate
approximately 2,000 - 3,500 gold. If you collected enough gold,
go back to the monastery and speak with the merchant. Sell all of
your unwanted items to make an extra gold. You can buy items here
also. Select the "Buy" option to check the merchant's available items.
If the merchant does not have what you want, leave and re-enter a few
seconds later. The item list for sale will change.

Ultimate Ghosts 'n Goblins

Unlimited lives:
Get over 30 lives.

Unlock Ex Magic Pendant:
Collect 7 million points in Standard mode or 4 million pts in Novice mode
The Ex Magic Pendant can increase your magic to Level 3 and decreases
it by half.

Unlock Knight's Soul:
Collect 5 million points in Standard mode or 2 million pts in Novice mode.

Ultimate Block Party

Unlock Puzzle Challenge mode:
Finish all five tutorial levels.

Character dancing during credits:
During the credits, press any of the buttons.