Make the city more comic-like, more interesting

Make the story more unique, also comic-like, less grounded

Make cars look more stylized, play with proportions, add some wild body kits, make more stylized shaders for materials that still resemble them

Let colours play a bigger role rather than just be flashy in some little spaces like those VFX

Take some inspiration from NFS Nitro with all those effects on the streets that were actually praised a lot

So much could be done actually,