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