User blog comment:Pf987/Since Poppy is getting an update in 5.21, here's my Poppy rework/@comment-25809175-20151008111947/@comment-24975330-20151008225531

Yeah, it was never really said that her update was supposed to come out in 5.21, we just know that it's this year and probably sooner than later (My guess is November). :P