MetaWorld (Improbable)

MetaWorld is a virtual reality game for the Playstation VR, Samsung Gear VR, HTC Vive, and Oculus Rift platforms.

Official Summary
MetaWorld invites you to build, explore and chill out together on a 10,000 square mile massively scaled planet. Discover endless activities and adventure inside a real-time physics simulation allowing thousands of players to participate simultaneously. Make your mark in a first of its kind, vast-scale Social VR experience filled with games, activities, adventure and endless fun interacting with friends!