Color Preferences: Avoid overly muted or dull color schemes that might make the thumbnail appear bland or uninteresting. Also, steer clear of excessively bright, neon colors that could distract from the main elements of the scene.Specific Objects: Exclude any unrelated elements or objects that don't contribute to the Call of Duty multiplayer theme. For instance, avoid including non-game-related items, characters from other games, or irrelevant pop culture references.Scenery Choices: Try to avoid overly cluttered or chaotic backgrounds that could make it difficult to focus on the main action. Additionally, stay away from serene or peaceful landscapes that don't align with the high-energy nature of Call of Duty multiplayer matches.