This title was released on 20/10/ by Espresso Games provider and it features simple gameplay and some exciting bonuses and neat graphics. Just select your bet size and click 'spin' to start gameplay. This is a simple spooky-themed slot machine game. Look out for winning combinations. %. Best Halloween Slots · 1. Acula – Play at SlotsandCasino. Grab a bonus and face off against Michael Myers! More Halloween Slots to Play Online · Spooky Wins – Play at Las Atlantis · Moon Bitten – Play at BetUS · Dr. Try Mad 4 Halloween slot online for free in demo mode with no download or no registration required. Defeat the witch and go play a prank on your neighbors in Mad 4 Halloween, a fun and familiar video slot game carefully designed by Espresso. Game Type. Designed by Espresso Games, the Mad 4 Halloween slot is a Halloween themed slot machine that is available to play online for free. Halloween Slots - Play Online for Free or Real Money. Halloween Jack · 4. Rise of the Dead?. No real money is involved. Mad 4 Halloween. House of Doom · 2. Roll as many times as you want and see if you get scarily lucky. Return to player. Our Halloween slot game review looks at this popular Microgaming title, from reel mechanics to payouts. Control Halloween Slot Machine is simple and straightforward. Helloween · 3. Slots. Dark King: Forbidden Riches · 5. The game boasts simple rules.