I... don't know! I will make some up now!
-He smells like vanilla and caramel.
-He's a science teacher and he's very passionate about it and yes, he still hates school.
-Most people can't believe he's an omega when they first meet him because of the way that he is.
-He's smaller than the average Rick.
-He's not one for PDA but he loves to cuddle with his alpha in private.

Thanks for the question! This was fun to think about.