Mojang in 1.20 we got archaeology great but keeping with the theme of digging more mysterious ancient things up what about paleontology. Imagine digging up a T-rex and bringing it back to life! Absolutely no one would complain about it. As a long time hardcore Jurassic park fan just add it and make some of them tamable.
Μodded mate, modded. There’s a fossils and archeology mod stuck in 1.12 if you’re interested, and 1.20.1 has Alex’s caves with a whole underground cave biome dedicated to dinosaurs. If mojang fails you modded won’t