开心西游—妖怪必须死 is a strategy game developed by Hanfeng Game Studios for the Android platform. It breaks away from the typical tower defense game format by seamlessly blending tower defense mechanics with RPG concepts. Players have a wide selection of unique and visually stunning characters to choose from, each with their own distinct abilities and special skills. Strategically selecting the right combination of characters based on the characteristics of each level not only makes progression easier but also allows players to experience the different traits of each level.

In addition to breaking away from the traditional tower defense gameplay, 开心西游—妖怪必须死 incorporates multiple gameplay types, adding excitement, humor, and creativity to the game. With its diverse range of gameplay options and captivating visuals, this free strategy game offers a refreshing and engaging experience for players.