New Game Releases

A fresh wave of slots has just hit the lobby at Grand Master Jack Casino, bringing fresh mechanics, stacked bonus rounds, and big-win potential across a mix of developers. If you’re after variety — from rock-and-roll spectacle to mythic undersea adventures — now’s the moment to spin while the welcome package and launch promos are live. Check the full Grand Master Jack Casino review for the brand rundown.

Spinal Tap Slots — Rock-powered paylines and stacked features

Blueprint Gaming’s Spinal Tap Slots turns the stage into a 5-reel, 243-payline machine loaded with music-themed icons and a series of named bonus rounds designed to keep every spin edge-of-your-seat. With a 0.01 coin size, a max bet of 30, and 1 coin per line, the slot balances approachable stakes with layered features like the Stone Henge, Encore, The World Tour, Record Deal, Don’t Fret It, Stairway To Hell, and Double Platinum features. Expect band-member symbols, skull scatters, guitars, and cascading opportunities to turn a regular spin into a headline moment. Read the full Spinal Tap Slots review.

Royal League Neptune’s Harem — Deep-sea glamour with royal freebies

Microgaming (Apricot) brings an undersea spectacle in Royal League Neptune’s Harem. This 5-reel, 20-payline title serves up up to 12 free spins and an elegant symbol set featuring multiple mermaids, Neptune, tridents, and pearls. With a varied coin-size menu and a max bet of 25, the game suits casual players and higher-stake visitors alike. Look for the Neptune scatter to trigger the Free Spins Feature, and the Royal League Feature for boosted payouts and regal visuals that stack nicely with bonus rounds. Read the full Royal League Neptune’s Harem Slots review.

Coin Bash Slots — Irish luck, stacked payouts, and bonus-packed free spins

Coin Bash delivers a lively mix of money-themed icons and Irish mythology charm across 5 reels and 20 paylines. Powered by Microgaming (Apricot), it offers up to 20 free spins and a large bet ceiling (max bet 50) for players who want to chase major returns. Symbols like piggy banks, dollar signs, lucky stars, and four-leaf clovers pair with Piggy Bank and Lucky Star bonus rounds that can escalate wins quickly. If you love straightforward paylines and high free-spins potential, this one hits the mark. Dive into the full Coin Bash Slots details.

Temple of Medusa Slots — Mythic combos and spreading wilds

Temple of Medusa from Microgaming (Apricot) stacks classical imagery on 5 reels and 25 paylines with up to 15 free spins available. Expect Pegasus, Chrysaor, Medusa, shields, helmets, and weapons to populate the grid, alongside features such as Spreading Wilds and the Lucky Prize mechanic that amplify winning routes. With a flexible coin-size range and a 40 max bet, the game offers rewarding depth for players who like feature-rich slots with strong thematic hooks. Read more in the full Temple of Medusa Slots review.

Quick-start tips and the welcome package you don’t want to miss

Getting into these new releases at Grand Master Jack Casino is straightforward. The site accepts Maestro, MasterCard, MuchBetter, Neteller, PayPal, PaySafeCard, Skrill, Visa, and ecoPayz, supports live chat and email at customersupport@instantgamesupport.com, and operates in GBP. New players can claim a welcome package up to £300 + Free Spins (wagering set at 50x). Note important limits: minimum qualifying deposits are £10, the bonus must be used within 30 days and free spins usually expire in 7 days, and standard conversion limits apply (maximum cashout from bonus funds typically capped at 3x the bonus and maximum conversion from free spins around £20). Deposits via Skrill and Neteller are generally excluded from bonus eligibility; making a withdrawal will void active bonuses. These rules mean it pays to read the full terms before you claim.

There’s a lot of fresh content to explore and a tightly-timed window to capitalize on launch promos and the welcome package — spin a few demo rounds, pick your stake level, and be ready to grab the bonus while it’s available. For the full roundup of new drops, visit the New Game Releases hub.