Halloween 2021 is right around the corner. That means Michigan online casino bonus codes centered around spooky games and trick-or-treating. After all, nothing says Halloween at an online casino quite like winning money on a vampire slot. Here are some Michigan online casino bonus codes for the second half of October that may haunt you if you miss out:
BetRivers Casino – King Cash Spooktacular
King Cash Community Chat at BetRivers Casino offers many scheduled Halloween events for prize drawings, tournaments, and bonus money. These are some of the highlights:
- Haunted Hayrides with Count Cashula: Every Monday of October, from 10 AM EST to 7 PM EST, players can attend randomly-triggered haunted hayrides to win up to $25 in bonus cash.
- The Monster Mash with DJ CA$H: Every Wednesday of October from 2 PM to Midnight EST, the first to finish the lyrics win cash prizes.
- Mischief Night with The Riddler: On October 30th, from 6 PM EST to midnight, you can solve the riddles in the community chat for bonus money.
- Count Cashula’s Costume Party: On Halloween, Sunday, October 31st, play the community chat games from noon to 8 PM EST for a chance at winning the costume party raffle, announced at 9 PM.
WynnBET Casino – 25 Free Spins On Halloween Jack
The Spooky Spins promotion at WynnBET Casino gives players 25 free spins on the Halloween Jack online slot. The WynnBET promo runs from now through October 21st, 2021. To qualify for the free spins, wager at least $50 on Halloween Jack, a NetEnt game about a girl who stumbles upon a cursed jewelry box. The slot features walking wilds, re-spins and free spins, and the Jack’O’Lector bonus round.
BetMGM Casino – Biweekly Mystery Freeplay Promo
In terms of Michigan online casino bonus codes, this one isn’t strictly Halloween-themed. But it does have a level of mystery that makes it ripe for the holiday. Every Monday and Wednesday of October (and all year), BetMGM Michigan casino players can open the Mystery Freeplay box for up to $1,000 in bonus credits.
TwinSpires Casino – 20 Free Spins On Bloodsuckers II
It’s no coincidence that TwinSpires Casino chose Bloodsuckers II as its game of the week. If you wager at least $10 on this vampire-themed title, you get 20 free spins. This promotion applies to a new, select game every week, so next week’s edition should also be Halloween-themed. The one for Bloodsuckers II runs from now through Sunday, October 24th.
More Michigan Online Casino Bonus Codes
Find the latest Michigan online casino bonus codes at Bonus.com. We regularly update our reviews to showcase currently-available promotions, and new players can get a wide range of welcome offers.