Even though it is not Halloween season, top developers still offer a wide range of magic or Halloween-themed games. For players who like their online slots with a heavy dose of magic, we recommend checking out the Hex slot game from Relax Gaming. Hex is a 243 ways to win online slot machine with five reels and an RTP of 96.43 percent. The maximum payout in this game is x25000 while bonus features include mystery symbols and free spins feature.