Little Nemo and the Guardians of Slumberland is an adventure platformer with a visual style reminiscent of classic comic book aesthetics. Exploring vast levels requires constant use of a variety of children's toys. Changing outfits grants the protagonist unique skills to overcome towering obstacles. Battles with creatures of nightmares take place in real time. The dreamscape conceals numerous hidden rooms with useful resources. The main goal is to save the fairytale kingdom from oblivion. Nemo is forced to become the protector of this fragile dimension. Each zone has its own distinct color palette, creating a surreal mood.