Welp here’s a current list of symbols ive found to use with the next text part;

All MacOS Option+Key symbols

¡ ™ £ ¢ 8 § ¶ • ª º – ? œ ? ´ ® † ¥ ¨ˆø p å ß ? ƒ © ? ? ° ¬ … æ O ˜ ç v ? ˜ µ

3 different iOS emojis

??(Club)??(Spade)??(Heart)??(Diamond) All other emojis make a square shape)

Some others (thanks jamesPLANESii)

?????¤???¦•°¿¡«»

IMPORTANT

Emojis will have a SQUARE next to them. You will need to change the width and height to cut this square out.

<i> and <b> can also be used for bold and italic lettering
I believe <u> and <s> will work for strikethtough and underline

You can use sprites with <sprite=(num here)>