The 21-year-old star posted a poignant picture of bloodied trainers on Saturday with the caption, "Goodbye Belfast. Goodbye Game of Thrones", she wrote alongside the photo.
Maisee Williams, the middle child who turned badass in Game of Thrones has definitely turned badass in real life too! Luckily, we have Maisie Williams' Instagram account.
Holywood actor Jamie Dornan was also at the bash. 'What a joy I've had.
It's not much, but there may or may not be subtle hints to the photo she posted on the social media platform.
Couple it with the bloody shoes and you've got the ideal recipe to keep rabid fans busy for however long it takes "Game of Thrones" to come back to our television sets and finally finish its epic story. "Here's to the adventures to come".
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"The actress then posted a series of hashtags, including #LastWomanStanding #Barely #ImmaSleepForTheNextFourYears #JustKiddingIDontSleep".
"It was awesome", she added. Does it mean Arya could be the last character to survive? It's more probable that she was simply the last actress on set.
We are used to seeing Emilia Clarke as Khaleesi and Sophie Turner as Sansa Stark - but what do these stars look like when they're not in Game Of Thrones?
And furthermore, Maisie believes Arya has become a feminine hero for many because of her differences from other female characters.
"That would be awful if I got the ending tattooed on my body, just before the last season came out", she told Digital Spy.