I see what you mean and this is correct in any other regular game concept. But here i want to reconstruct the game, and if you dont have a simply essesential element as the maps are, than it will make no sense to put effort in anything else because it won't be happening anyways.
If i just wanted to make a better version in total with only the concept of drome racers, than sadly i must say someone already did that, better than i could ever, just alone because no money for assets not as talented and experienced with 3D modelling etc..++
Well his AI is s***ty, and the animations of the rockets never come to their full extend. But the rest is pretty much epic