Realistic Game Marathon Thumbnail

I'm seeking a skilled 3D artist to create a realistic thumbnail for an upcoming game marathon. The thumbnail should feature:

- Three or more game character models
- Background scenery from the game

Ideal Skills and Experience:
- Proficiency in 3D modeling and rendering
- Strong understanding of realistic art styles
- Experience with game-related artwork
- Attention to detail and creativity

Please provide a portfolio showcasing similar work.