I'd like to make this an open discussion thread, so you know, spoilers everywhere.
First of all, holy shit that cold open. Arya is a tiny little revenge machine.
Zombie giants, fuck yeah.
The Hound, now with 50% more one liners. I'm not sure how he became the comic relief of the show, but I approve.
Sansa shutting down littlefinger
It's not looking good for the king of the friend zone.
The Dragonstone throne room looks badass as fuck.