The Stone Circle is a non-member den item. It can be obtained by selecting the top-right treasure chest in the normal mode of Return Of The Phantoms.
The Stone Circle consists of 20 flat, broken stones in various shapes and sizes that are aranged in the shape of a circle. The stones have various dark marks of dirt and cracks, and are outlined by short, squarish, olive-green grass. This item comes in only one variety.