Hotline™, an offering from this bitcoin gambling casino, is not only packed with well known classics such as Wild and Expanding Wild substitutions, Re-Spins, and Free Spins – it is also a best bitcoin video slot with a unique multi-level bonus bet feature, Hotline Bonus Bet. The Hotline mechanics is a simple concept: players choose a row – a Hotline – and Wilds landing on that row expand to cover the entire reel and stick during Re-Spins. In Free Spins, the expanded Wilds stick for the entire Free Spins leading to the ultimate excitement. For an additional wager, players can activate the Hotline Bonus Bet feature and choose more Hotlines to increase the possibility to win Expanding Wilds and Re-Spins on two rows, or on a maximum of three rows for the best chances of covering all reels with Wilds. With the Hotline Bonus Bet feature, Hotline™ can be viewed as a multi variance video slot, which provides an excellent opportunity to appeal to several player segments in one thrilling game.