"Doppa" is a Windows game developed by DreamlessHero that falls under the action subcategory. The game's objective is to guide the lost Doppas to the spirit world by controlling their path in an endless journey. The game's goal is to achieve the highest score by successfully sending as many Doppa creatures to their final destination.

The game's mechanics are simple yet challenging. The player must navigate through a maze-like environment by avoiding obstacles and collecting power-ups to increase the Doppas' speed. Players can control the Doppas' movements by using the arrow keys or a gamepad, and the game's graphics and sound effects are engaging and enjoyable.

Overall, "Doppa" is a fun and addictive game that is sure to keep players entertained for hours on end. Its straightforward gameplay and challenging mechanics make it an excellent choice for action game enthusiasts.