Today a new set of artifacts was announced. The Keeper Artifacts. There are a total of 7 Items for this set announced:

Heron Spear (Spear)
Bedrock Mace (Mace)
Wildfire Staff (Fire Staff)
Hoarfrost Staff (Frost Staff)
Druidic Staff (Nature Staff)
Mistcaller (Torch)
Druid Set (Cloth Armor)

More information about them can be found here.