Standard Dry Dropper is the industry standard for a reason. Because it’s what you get when you simply add a nymph on behind the dry fly. Sometimes, that pairing is perfect, and with a good cast and even better mending skills, this standard setup catches trout all day long.
It’s a useful style that solves a lot of problems. Especially if you surrender to the idea that the nymph is the primary fly being fished . . .