Warning: Spoilers ahead for "Game of Thrones" season six, including speculation of future events.
The sixth season of "Game of Thrones" charged forward with a fantastic third episode. Sunday's "Oathbreaker" showed viewers even more of Bran's important visions, plus a close look at the newly-resurrected Jon Snow.
Fans were also treated to more scenes with Arya, the Lannisters, and a reintroduction to the northern power houses.
Among the major moments, however, some small references and hints were tucked into dialogue or set backgrounds.
Scroll down for a look at the 9 details you may have missed.
For the first time, Melisandre acknowledged Jon as a candidate for the prophesied hero she believes in — Azor Ahai.

"The Lord let you come back for a reason," Melisandre told Jon. "Stannis was not 'The Prince Who Was Promised,' but someone has to be."
The Prince That Was Promised (often abbreviated to TPTWP in fan discussions) is one of several prophecies mentioned in the books. So far in the show, Melisandre has only used the name Azor Ahai to refer to this foretold hero. Legend says that Azor Ahai (or TPWWP) was a hero from the Long Night, and he will be reborn to deliver the world from darkness. Melisandre previously believed Stannis Baratheon was the hero, but she's clearly starting to put her hope into Jon Snow.
The men Bran saw his father fighting were Targaryen Kingsguard members.

Bran's visions aren't always spelled out for the average viewer. The one from this episode was a flashback known as the Tower of Joy. This is an important historical moment from Robert's Rebellion, which took place about two decades before the show's events.
By the time the Tower of Joy battle occurs, Ned and Robert have won the war. Robert killed Prince Rhaegar Targaryen at the Battle of the Trident, and Jaime Lannister killed the Mad King Aerys when Tywin sacked King's Landing.
So what are two Targaryen Kingsguard members doing at this random tower? Read our full explanation of the Tower of Joy to learn more.
The showrunners left a clue about the location of the Tower of Joy in plain sight.

Another unexplained part of Bran's vision was where the fight was taking place. But if you look in the background of the scene, you'll see that the two horses belonging to the Targaryen Kingsguard were Dornish.
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