Over 1 Million People Have Played State of Decay 2 in it's First 48 Hours. Now at 2 Million Players.

[Lucca]

It doesn't say much if it's included on the game pass. My guess is Microsoft will keep releasing this kind of statement for every game they release (just like they did with Sea of Thieves), but they'll never disclose what percentage of those people actually bought the game for its retail price.