Unearth the Secrets of the Cave: 2D Game Art

"Create a set of pixel art sprites and tiles for a cave environment. The style should be dark, mysterious, and slightly ominous. The cave should have rough, uneven walls with visible textures like cracks and small rocks. Include different types of floor tiles: some with rough stones, others with small patches of moss or pools of water. Add stalactites and stalagmites as decorative elements, as well as a few glowing crystals embedded in the walls for a mystical effect. There should also be a variety of small props like broken barrels, old torches, and ancient carvings on the walls. Ensure there is a cohesive color palette with shades of gray, brown, and dark green, with occasional bright highlights from the crystals. The sprites should be designed for a top-down perspective suitable for use in a 2D game."