It just went live for $99 but looks like it's already sold out. My guess is they will slowly release it in waves so that the ordering doesn't bork (which has happened before with other devices).
Here is the Play Store link:
https://play.google.com/store/devices/details?id=nexus_player
Article on Phandroid:
Nexus Player lands on Google Play for $99
Here is the Play Store link:
https://play.google.com/store/devices/details?id=nexus_player
Article on Phandroid:
Nexus Player lands on Google Play for $99