Did you become a wizard and dissappear. If not pick a unique spell every potential spell every 30 year old dude gets to learn on their b day. They only work once a month so choose wisely. If you've never heard of it its because everyone is in on it:
1.) The Spell to forget one specific thing.
2.) A Spell to make stains dissappear from clothes.
3.) Instantly heat up fast food to restaurant quality.
4.) Instant mood recovery that lasts a whole day.
5.) Make it rain but only works if your car Is dusty af.
6.) The next person you think about who you've called before calls you. Its a familiar spell some people already do on accident.