Emoji Modifier Sequence
Unicode characters sequence for an emoji followed by another emoji Unicode character for a modifier, that renders as a different image.
Factual Statements about Emoji Modifier Sequence
Wikipedia | Emoji Modifiers
Miscellaneous Symbols and Pictographs is a Unicode block containing meteorological and astronomical symbols, emoji characters largely for compatibility with Japanese telephone carriers' implementations of Shift JIS, and characters originally from the Wingdings and Webdings fonts found in Microsoft Windows.