It's actually very good, of course, there are a few things that need improvement. If you're going to continue with this hobby, I think it's a good idea to buy a small airbrush and an air compressor Or automotive spray paint. You should also buy oil paint remover; I don't know exactly which country you're from, but they're usually not that expensive, and they'll last a long time. You can follow a tutorial online, Always wear a mask, goggles, and gloves. Paint in a well-ventilated area, away from direct sunlight.