Collins Epic Wargames has been live streaming Polyversal game demos on Discord. Check out the most recent live stream video on YouTube, linked below, which introduces Polyversal, discusses miniatures, setup, psych profiles, the game turn, orders and activation, and gets into some ranged combat between two small battlegroups.
Live Stream

Polyversal is now released and available for purchase from Collins Epic Wargames directly  or electronically on Wargame Vault.