With the release of iOS 12.1, the Cupertins will immediately add 70 new emoticons. But they obviously will not stop there.
Emojipedia today published candidates for the introduction of Emoji 12.0 in the official list of Emoji 12.0 in 2019.
It is expected that more skin tones will be supported, and emphasis will be placed on the disabled, gender and race. Tolerance, not otherwise.