No Cleganebowl this season.
Tommen jumps from a window and dies.
Jon doesn't kill Ramsay straight away, he begins to beat him mercilessly until Sansa shows up and he's put in a cell (?) or something. He's later mauled by dogs in Episode 10. Unknown whether it's his hounds or Ghost that does it.
Cersei uses wildfire to burn the Sept. Many people die, including several Tyrells. It's a "Red Wedding-style" event.
Tormund kills Smalljon Umber. Just before, Umber is egging on his army by shouting 'Who owns the North?'.
Ian McShane plays the Hound's mentor. He and the rest of their group are killed by the Brotherhood without Banners. The Hound takes his revenge out on the BwB.
Rickon dies by Ramsay's arrows. He lets him run to Jon but he fires one that hits him. He dies in Jon's arms.
Jon becomes King in the North. The Mormonts (?) say they don't care that he's a bastard.
In Episode 10, we see Lyanna and a baby in the Tower of Blue Balls Joy. She whispers something we don't hear. It then cuts to Jon.
The Mountain kills Septa Unella.