Ned Stark's honorable nature would make him react with disappointment at the many acts of treachery and deceit in the show. He would likely bemoan the lack of honor among some of the characters. Arya, with her vengeful streak, might cheer on the characters who are getting revenge on their enemies. Sansa, having been through so much, would probably be more empathetic towards the female characters who are also suffering in the story.
Well, perhaps he uses his magic skills. He could cast protective spells around the Starks' territory, like a powerful Fidelius Charm to keep their location secret from their enemies.
Starks was one of the main characters in Minecraft. He was exiled to a deserted island after being robbed of his manor life in the game, but he managed to defeat the monsters and finally escaped. Starks became a mining expert and found the whereabouts of the criminals, allowing them to receive the punishment they deserved. In the end, Starks returned home, but he was dissatisfied with his dull life and longed to explore the unknown world. The story about Starks could be exempted from reading in Minecraft: Far Voyage.
The Starks' deaths in the comics were often a result of various complex plotlines and conflicts. Sometimes it was due to betrayal, while other times it was from powerful enemies.
Ned Broyles in 'you tube ned broyles war stories' is likely someone with personal experiences in war. He might be a former soldier, sailor or airman. Maybe he has decided to share his unique insights and tales from the battlefield or military operations on YouTube for others to learn from or be entertained by.
In many mainstream comic universes, Ned may or may not appear. It really varies based on the storyline and the creative decisions of the writers and artists.