Update:

Adjusted the amount of Crystals obtained.
(BOSS)Adjusted the Sharkman skills so that they do not trigger too often.
(BOSS)Adjusted the Shark Champion skills so that they do not trigger too often.
(BOSS)Adjusted the Grey Sherbird skills so that they do not trigger too often.
(BOSS)Adjusted the Death skills so that they do not trigger too often.
Enhanced presentation of tips on symbol persistence in the upgrade.