Playson has added another game to its Hold and Win catalogue with 4 Supershiny Diamonds: Hold and Win. Set against a royal purple backdrop, the reels mix familiar classic slot symbols with colorful Diamonds, with as many as four special Feature Diamonds able to appear at once. Green Diamonds trigger Charge, revealing six additional cells containing as many as six random Diamonds or Jackpot Diamonds. Blue Diamonds are linked to Collect, gathering the values of every symbol currently in play, including any multipliers attached to Diamonds, Super Diamonds or Jackpots. Filling all 15 positions during the standard feature awards the 3,000x Grand Jackpot, while completely filling the 25-cell Super Bonus grid unlocks the considerably larger 10,000x Super Jackpot.