20 payline slots are the favored design and are the standard for many online slots development companies. You will find 20 payline slots, and plenty of them, available in all US online casinos and within themselves offer a huge variety with players finding 20 paylines on progressive slots, 3D slots and standard 5 reel video slots. It appears to be the magic number where design is concerned and it sure is a winning formula as far as players go too. The 20 lines and 5 reels provide a perfectly balanced amount of wins with a great range for betting that seems to have everyone pleased and the wins come with great regularity, with great features and bonus rounds sandwiched in between them that creates an excellent online slots experience. Graphically superb, every online slots developer has a focus on 20 payline slots and many of the greatest titles to be found online are in this category.