Starliner by Greentube: embark on a retro galactic slot

You already know it: on Casino King, the favorite online casino in Belgium, we test every machine to find the hidden gems from the best game providers.

Today’s focus is Starliner, a slot developed by Greentube, the well-known Novomatic subsidiary. The game takes us into a vintage space atmosphere, mixing retro design with old-school mechanics, clearly aimed at fans of classic slots with an extra cosmic touch. Ready for lift-off? Here’s our royal verdict.

No frills, no overwhelming effects: Starliner bets on sobriety, and that’s exactly what makes it appealing. The interface evokes old arcade screens, bringing you back to the Nintendo 64 era. The symbols are inspired by the first space missions, while the soundtrack is minimalist—almost hypnotic.

In short, a total immersion in a universe halfway between 70s sci-fi and land-based casino slot machines, turning gambling into a tasty experience and offering players a high-quality dice slot.

Bonuses that reach for the stars

The game comes with a classic setup: five reels, three rows, and a variable number of paylines depending on the operator. Its cosmic backdrop, dotted with twinkling stars, instantly immerses the player in a nostalgic, vintage atmosphere.

The symbols fit perfectly with the theme: astronaut helmets, stylized rockets, retro logos… everything you need for an intergalactic journey, much like what Gates of Olympus offers with Ancient Greece.

Here, it’s not about mythology but pure science fiction. The visuals are deliberately simple, with no over-the-top animations or flashy effects, allowing players to fully focus on chasing big wins.

And what better way to do that than with bonuses? You’ll find the classic Wild symbol, represented by a star or the game’s logo, which substitutes for others to create winning combinations. The famous “Gamble” feature is also there, letting you try to double your winnings after each successful spin — a risky mini game of chance, but potentially very rewarding.

An RTP close to 95%

With a return-to-player (RTP) rate of about 95% and medium volatility, Starliner offers a well-balanced mix of frequent wins and solid rewards, whether you play on desktop or on mobile with the Casino King App.

This ensures regular, stable sessions without frustration. In short, Starliner is a modest yet well-crafted slot that appeals to those who enjoy retro vibes and straightforward mechanics. And until September 7, the game is eligible for the End of Summer Spins Tournament.

So don’t wait too long — come and try one of this summer’s favorites. Without reinventing the genre, Starliner delivers an immersive and enjoyable gaming experience, halfway between nostalgia and a stellar journey. A must-try for a one-way ticket to the stars, brought to you by Casino King.