Sometime soon, maybe in October, your Apple phone will bev able to make custom emoji.

Genmoji Creation to Fit Any MomentTaking emoji to an entirely new level, users can create an original Genmoji to express themselves. By simply typing a description, their Genmoji appears, along with additional options. Users can even create Genmoji of friends and family based on their photos. Just like emoji, Genmoji can be added inline to messages, or shared as a sticker or reaction in a Tapback.

https://www.apple.com/newsroom/2024/06/introducing-apple-intelligence-for-iphone-ipad-and-mac/