The Remains of the Dragon God is the last level of the Dragon Trees merge chain. It is Wonder #1 of the Merge Dragon World. It's a type of non-merging object.
Tapping this item initially will spawn many Mounds of Rich Stuff and Sharp Dragon Eggs. Afterward, the Remains of the Dragon God can be tapped for more of these objects every 5 hours spent in camp.
It occasionally spawns Skulls, Unearthed Skeletons, Brambles, and Spooky Trees nearby.