Body, flame jets and electric textures can be explained as they’re not part of the 3d model but effects applied to it in-engine.
The missing horn though screams AI and I have a hard time imagining a human artist forgetting one of the horns when making the 3d model and submitting the work as completed
I went back to college in my late 20s, attending a community college and watched exactly this happen with my older classmates, they all walked into much more senior roles thanks to their prior job experiences and soft skills from those earlier jobs in different fields. Heck I even managed to snag a better job than my 20 year old peers based on my work experience