Use the "Content Aware Fill" (Photoshop) or "Healing Tool" to remove the Network logo or subtitles.
Finding the right visual style depends entirely on your current device layout and personal aesthetic. The most sought-after categories for Aang digital art emphasize different eras and moods from the series:
If you are a PC user, Wallpaper Engine is the holy grail. Here, "Aang" is not just a static image. It moves.
Look for vertical ratios like 1080 x 1920 or 1440 x 3200 . Look for compositions where Aang is centered in the lower or middle third so your clock widget does not block his face.
Here’s a concise, solid guide to finding and using high-quality (from Avatar: The Last Airbender ).