💠All kinds of references are accepted, and collage works well with me too (e.g. the hair is like character A but the clothes is from movie character B, etc.). Sample of a collage:
https://bit.ly/3LlsMqv (referenced artworks were from Fire Emblem Heroes)
💠If you have multiple files, you can collect them in a single Google Drive folder or DeviantArt sta.sh
💠If you have pose reference, you can include it in the reference folder too.