Picture this: your 2D game started clean, a few sprites here and there. Fast forward a few months and you've got a folder with 200+ individual PNGs, load times are dragging, and animations are choppy. Sound familiar? There's a decades-old fix for this, and it's still the industry standard in 2026: sprite sheets. Instead of loading a separate file for every frame, tile, or UI element, you pack them all into one texture. Your engine reads a single image instead of hundreds — and that one cha...