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