reject photorealism and real-time reflections, embrace SOVL
for the low, low price of $0, you could fill your needs of optimization and number going up with TRANSPORT LOGISTICS:
if you want something like those old turn-based fantasy wargames, you could also spend an additional $0 to dive into the decades of user generated content in:
or maybe you want to play one of those space games that was on the school computer when you were a kid, in which case, drop another fat wad of $0 and even more user generated content with:
perhaps you want something more competitive, taken straight from the early days of RTS gaming, in which case make sure you have another $0 in your budget for:
maybe after years of being told "learn to code", you take up the challenge, but also want to activate the good brain chemicals, so check your pockets for another $0 and automate your processes with:
if you're a big spender practically flush with cash, and all these previous purchases aren't burning a hole in your pocket, you could consider supporting the development of one of these old-school time vampires for about ~$25 for all of its content - less on sale, and free directly from their website - but you'll never have free time again, probably: