You can play Hellboy slots from as little as $0.01 to $0.25 per pay line. There are 5 reels and 20 pay lines so you could even play $50 a spin and win $25,000 and another $8400 in bonuses. The bonus feature called “Underworld” has 4 levels and offers some generous rewards if completed. If you play the super mode in this online slot, you will also be able to gain 10 free spins. This game has some of the most powerful designs and it is sure to make you shiver