The Left-Facing Fist: Medium-Dark Skin Tone emoji is a modifier sequence combining ? Left-Facing Fist and ? Medium-Dark Skin Tone. It is used as a single emoji on supported platforms.
Left-Facing Fist: Medium-Dark Skin Tone was added to Emoji 3.0 in 2016.
U+1F91B
U+1F3FE
?? Left-facing fist
?? Emoji modifier fitzpatrick type-5