Undertale is a role-playing game developed by American independent game developer Toby Fox. Players play a role called Frisk in the game, exploring the underground world and interacting with various monsters. The game emphasizes the interaction between moral choice and characters, and the choice of players will affect the development and outcome of the game.
Genshin Impact is an open-world action role-playing game developed by China game company Mihayou. Players play travelers in the game, explore the fantasy world named Tiwat, solve mysterious stories and fight with various elements. The game also supports multiplayer cooperation mode, where players can explore the world and complete tasks with other players.
The above information is for reference only. For more detailed information, it is recommended to visit Genshin Impact undertale and official website or consult experienced players.