Heading into season 3 of Showtime’s buzziest series, a look at everything we know so far about the team’s mysterious player.

The teen Yellowjackets seem to be having fun when we first rejoin them. Taking bets now for which one gets eaten first.

In the aftermath of season 2—which saw Natalie’s (Juliette Lewis) death in the 2021 “adult” timeline and the girls’ only shelter burning down in the 1996 “teen” timeline—the stakes are immeasurably ...