What is Poly Plaza ULTIMATE? Poly Plaza ULTIMATE is an enhanced, more complete version of Poly Plaza, an open-world sandbox game where you get to buy properties, collect rent, and become the richest man in town! Discover new ways to get RICH Purchase houses, shops and industrial buildings to generate passive incomes Explore the worlds to collect new items to sell in shops Craft new expensive items for more EXP and cash! Buy a new vehicle Purchase a new vehicle to navigate the open world and store more objects! Explore a living open world Explore the big city of Poly Plaza to find new items to collect and new properties to invest in!