Oxygen Slot by Elk Studios

Venture into the depths of Coral Creek with ELK Studios’ latest creation, Oxygen. This slot promises an immersive journey inspired by the vital role oxygen plays in sustaining marine life. Dive into a world where X-Blaster Wilds, Exploding Wilds, and Oxygen Bubbles add excitement, offering the chance to uncover treasures of up to 25000X the bet.

Oxygen has 6 reels and 7 rows and uses the popular cluster pays system. Players can bet between 20p and £100. The slot has an RTP of 94.0%.

Oxygen Slot Bonus Features

Avalanche: This triggers with each win and symbols are removed, making room for new ones.

Big Symbols: Random big symbols appear and can take up to 16 individual symbols.

Super Bonus: Persistent Collector: Enhances the bonus game, ensuring persistent multiplier features.

Wild Symbols: Comprising normal wild, exploding wild, and x-blaster wild, each with distinct activation and substitution attributes.

Multipliers: Oxygen bubbles, initiated with wins, carry multipliers doubling with each new win. Collector and dealer symbols interact with these multipliers.

Bonus Game and X-iter Feature

Bonus Game: Activated by landing 3 scatter symbols, providing 10 free spins with chances to earn additional spins.

Super Bonus: Triggered by landing 3 scatter symbols simultaneously with a persistent multiplier, offering bonus game conditions with persistent multipliers.

X-iter Feature (Bonus Buy): Non-UK players can choose from various bonus buy options, such as increased chances of bonus activation or guaranteed features like multiplier strikes and persistent multipliers.


Despite a slightly lower RTP, the game compensates with captivating features. It incorporates underlying multipliers and introduces innovative elements like collector and dealer symbols interacting with multiplier bubbles.

We found the slot to be very enjoyable and there was several bonus features to keep us on the edge of our seats. It is a slot that is definitely worth a spin or 2.

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