More complex bonuses can feature progressive win multipliers that increase the more you win. Bonuses can be as simple as a free spins round or paying wild symbol. Many 5-reel slots can handle up to 1,024 possible paylines. Bonus features tend to be minimal, but you might find a basic wild symbol included on the reels. Typically, 3-reel slots feature one to five paylines running horizontally across rows.<\/p>\n