These are the valid codes, 

  • performance—use this code for 24 hours of the 3x boost (New)
  • charms—use this code for 24 hours of the 3x boost (New)
  • wizard—use this code for 24 hours of the 3x boost, 3x multiplier and 35 Wizard gems (New)
  • cavefortune—use this code for 8 hours of the 3x boost and 25 Miner Crystals
  • july4th—use this code for 8 hours of the 3x boost 
  • atlantis—use this code for 8 hours of the 3x boost 
  • sharkattack—use this code for 8 hours of the 3x boost
  • vacation—use this code for 24 hours of the 3x boost
  • icecold—use this code for 24 hours of the 3x boost 
  • jazzclub—use this code for 12 hours of the 3x boost
  • rewindtime—use this code for 12 hours of the 3x boost
  • tradeplazasoon—use this code for 4 hours of the 3x boost