Chess Ultra by Ripstone included in PlayStation Plus - The Ongaku

Ripstone's <i>Chess Ultra</i> for PlayStation 4, with PlayStation VR compatibility, included in the PlayStation Plus Extra subscription service.

Chess Ultra: Santa Monica Game Pack on Steam

Chess Ultra Is Free On Epic

Chess Ultra - PS Plus Guide

VR - The Ongaku

A compiled list of games that can (or should eventually) be added

Chess Ultra Is Free On Epic

Chess Ultra PS4 Review - Impulse Gamer

Chess Ultra: Pantheon Game Pack on PS4 — price history

Chess Ultra

VR - The Ongaku

Chess Ultra: Santa Monica Game Pack on Steam

Chess Ultra: Santa Monica Game Pack for Nintendo Switch - Nintendo