Plain Race street of crash uses physics and money as its core mechanics. i find the car tweaking to be a key mechanic.
Step to start the game, use keyboard or touchscreen to steer and accelerate.
Controls are keyboard or touchscreen. You steer and accelerate. You click to drift and boost. The game has physics and money mechanics.
Most important is to master the nitrous boost timing. The physics are sometimes wonky but you can learn them.
Q: What are the controls? A: Keyboard or touchscreen are used.
Q: What is the objective? A: Race on tracks and tweak car.
Q: What stated feature is there? A: Nitrous boost is a feature.
Q: What is the main mechanic? A: Physics and money are core.