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