Developer 
Features Ocean King Jackpot is a fish and arcade slot from Jili Games, released in 2023. The game uses no paylines and features a jackpot prize mechanic, with a maximum win described as jackpot. It is presented in English, Chinese, Thai, Indonesian, Vietnamese, Burmese, Japanese, Portuguese, Spanish, and Korean.
The game includes themed symbols such as Mermaid, Vampire multiplier, Rock Skeleton, Jackpot, and King crab. Its bonus structure centres on the Rock Skeleton Concert and Super Awakening performance, with a bonus potential of up to 3,000 times. The vampire multiplier can increase during play, and a multiplier mode may reach X5.
This demo version is available to play for free, which allows players to learn the game rules and bonus features before playing for real money. The combination of fish-machine gameplay, jackpot progression, and multiplier mechanics makes it a title focused on bonus-driven sessions rather than traditional paylines.
