Battlefield 1 players will get their first look at the Russian DLC, In The Name of the Tsar, during EA Play in June.
The second expansion also includes weapons, all new tactics and vehicles, per DICE. You can get a recap of what we know so far regarding In the Name of the Tsar through Westie's video.
EA Play 2017 kicks off the Saturday before E3, June 10 at 12pm PT/3pm ET/8pm UK. Those unable to attend will get their first look at the expansion through a live broadcast. Those who are attending the event will be able to get some hands-on time with it.
Those without a pass will have to purchase each expansion separately, and can jump into each two-weeks after the early access period ends for pass holders.