Why the Best Games Derive Their Design from Underlying Physics
The deepest games derive design from physics simulation rather than imposing design on top of approximated physics. The distinction shows up under your hands.
The best racing games derive their design from physics rather than imposing design on physics. The distinction matters because it shows up in how each game feels under your hands.
This is the deeper principle I keep coming back to in racing reviews, and it applies beyond racing to most action-game design.
What 'design from physics' means
When you build a game by starting with physics modelling and then designing gameplay around what the physics produces, the result feels natural. The mechanics make sense because they emerge from the physics simulation. The skill ceiling is high because mastering the physics is the same as mastering the game.
When you build a game by starting with desired gameplay and then approximating physics to support it, the result feels imposed. The mechanics work but they feel arbitrary. The skill ceiling is low because there is no underlying physics to master; you are just memorising gameplay rules.
Sim racing games (Circuit Soul) work from physics. The lap-time improvements come from understanding the physics better. Arcade racing games often work from gameplay, with physics approximated to feel right.
Examples in the catalogue
Circuit Soul is the clearest physics-derived example. Throttle, weight transfer, tire grip, surface texture. All are modelled as physics simulations. The gameplay emerges from the physics rather than being designed in advance.
Apex Cuts is an example of physics-friendly approximation. The physics are simplified but the simplifications respect the physics. Light cars feel light because they have lower modelled mass; heavy cars feel heavy because they have higher modelled mass. The simplification stays internally consistent.
Blip Rally is an example of physics-ignored design. The cars handle the way the designer wanted them to handle, with no underlying physics that connects mass to handling. The cars all feel similar regardless of their nominal characteristics.
Reading reviews with this distinction in mind makes them sharper. When I praise a game for 'feeling right', I usually mean 'the approximation stays internally consistent'. When I criticise a game for 'feeling arbitrary', I usually mean 'the approximation is inconsistent enough that mastering the game is rote memorisation rather than building intuition'.
The principle generalises
The physics-versus-gameplay distinction extends to other genres. Action platformers work better when jump physics feel like real jump physics. Shooters work better when ballistics feel like real ballistics. Fighting games work better when collision physics feel consistent.
The best games in each genre derive design from underlying simulations. The weakest games impose design without underlying coherence. The middle is filled with games that approximate but stay consistent.
What this means for players
When a game feels right, the design is probably physics-derived or physics-friendly. When a game feels arbitrary, the design probably ignores physics. This is a heuristic, not a rule, but it works often enough to be useful.
Look for games that derive their design from simulation. They tend to reward skill development more than games that impose design on top of approximate simulation.
What this means for developers
Developers reading this: invest in your underlying simulation before building gameplay around it. The gameplay that emerges from a thoughtful simulation will outperform the gameplay you design before the simulation exists.
This is harder than it sounds. Simulation work feels unglamorous compared to gameplay design. But the games that ship with strong simulation foundations age better and produce stronger skill development arcs than games that ship with strong gameplay design on top of weak simulation.
Physics first; design from there.
Frequently asked questions
Why do sim racers feel different from arcade racers?
Sim racers derive their gameplay from physics simulation. Arcade racers approximate physics for fun and responsiveness. The difference produces fundamentally different player experiences.
Is one approach better than the other?
Neither is universally better. Physics-derived design rewards skill development more; gameplay-first design is more accessible. Different audiences prefer different approaches.
Can a browser game match a console sim?
Not at the highest level. Console sims model more physics with more accuracy. But the best browser games close enough of the gap that the difference is small.
How can I tell if a game has good physics?
Consistency. If different cars (or characters, or weapons) feel meaningfully different in ways that match their stated properties, the physics is working. If everything feels the same despite stated differences, the physics is approximated badly.
Does this principle apply outside racing?
Yes. Action platformers, shooters, fighting games all benefit from physics-derived design. The principle is general; racing just shows it most clearly.
Spent eight years reviewing games for Spanish-language sites before his main publisher folded in 2024. Switched to English-language coverage and never looked back. Tests games on a Toshiba laptop he refuses to retire.
More from Marcus →