you could Forged a cleric spell as a ritual if that spell has the ritual tag and you've got the spell organized.
Duergar: you will get to grab invisibility, which You do not Ordinarily have access to. Also, the https://crithitceramics.com/mastering-the-divine-a-beginners-guide-to-playing-a-female-aasimar-cleric-in-dd/