I cant find any games where you played it.
Did you actually open the video? Haha
You're right. Sadly the Tennison Gambit Interncontinental Ballistic Missile Variation and the Albin Countergambit Nuclear Powered Ballistic Missile Submarine Variation don't work online
Also they have one downside: You might start World War 3
Tennison Gambit:
https://www.youtube.com/watch?v=E2xNlzsnPCQ
Albin Countergambit:
https://www.youtube.com/watch?v=4MqK90Aq8bE
I never lost a Game since I learned this.