In Pixels, at first glance, the loop seems pretty complete: farming, crafting, earning coins—but when you really dive into production upgrades or tool-making, you'll realize you're missing this and that.
That's when you understand that game progression isn't just about repeating one action; it's a layered system, where each level unlocks the next.
Those "missing pieces" are what transform a simple gameplay mechanic into a structured economic system.