Realistic Locomotive YouTube Emojis

I’m refreshing my channel’s membership perks and want a small set of custom emojis that look like true-to-life locomotives. The style must stay realistic rather than cartoonish or minimalist, because my audience is made up of rail enthusiasts who notice every bolt and rivet... (Budget: £10 - £20 GBP, Jobs: Adobe Illustrator, Adobe Photoshop, Digital Art, Graphic Design, Illustration, Logo Design, Photoshop, Vector Design)