Pixel Quest Crystal Kingdom

Build a colorful 2D side-scrolling platform adventure with smooth keyboard controls, an interactive tutorial, detailed fantasy environments, collectible crystals, enemies, checkpoints, and three progressive levels. Includes responsive jumping physics, animated characters, power-ups, a final guardian battle, and an original cartoon visual style. Designed for standalone HTML5 Canvas gameplay in 16:9 landscape format, with no external game engine or paid API required.