Power Stone 2

Full pause screen -
Press X + Y, while paused the gameplay.

Unlock new options:
Finish each time basic mode with a different character to unlock
new options in "Extra menu".

Unlock Mel as playable character:
Finish the basic mode with 8 different characters.

Unlock Pride as playable character:
Finish the basic mode with 7 different characters.

Unlock 3 new arenas:
Finish the basic mode with all characters, including the two bonus
character Pride and Mel. After completed the basic mode move the
pointer right or left at the arena selection screen until it
is off-screen. The "Extra Arena" message should be appear.

100,000 credits for shop mode:
When randomly appear the red turban during the course, pick up
go to the shop and sell it for 100,000 credits.