Hidden Island

The Hidden Island is a realm found at the Earth's core.

Known inhabitants

Native inhabitants

• Nyctosaurus
• Rhamphorhynchus
• Brachiosaurus
• Deinocheirus
• Ornithomimus
• Stegosaurus
• Nasutoceratops
• Albertosaurus
• Woolly Mammoth
• Smilodon
• Paranthropus