山海有妖獸 (translated as "Monsters of Mountains and Seas") is a captivating mobile game that offers more than just idle gameplay. Developed by JUN HAI NETWORK LIMITED, this free iPhone game combines card strategy and SLG castle warfare mechanics to provide a truly immersive experience.

In this game, players can not only enjoy the convenience of idle gameplay but also showcase their strategic skills to dominate the world of mountains and seas. The game is not limited to the ancient Chinese legends of the mountains and seas but also incorporates various legendary creatures from different timelines, including Japanese yokai.

Besides the engaging gameplay, the game offers generous rewards, including a 101-draw upon login. Players can also make friends, join guilds, and create their own realm in this world teeming with mythical creatures.

Please note that "山海有妖獸" is classified as a game suitable for players aged 12 and above, according to the game software classification management regulations. While the game is free to play, it does offer in-app purchases for virtual currency and items. The game contains violence (combat) and characters wearing clothing with prominent sexual characteristics. Players are advised to manage their game time responsibly to avoid addiction.