In terms of "fish" my favorite is similar to @DaveK except it's a longnose hawkfish.
https://www.liveaquaria.com/images/categories/large/lg_26143_Longnose_Hawkfish.jpg
My favorite SOFT Coral is a Neon Green Toadstool
https://savingcorals.com/wp-content/uploads/2018/06/ORARP2.jpg
My favorite...