Game of Thrones
Eddard "Ned" Stark, Lord of Winterfell, Warden of the North, Hand of the King, and loyal servant of Robert Baratheon the first of his name.
Death- Season 1, Episode 9 "Baelor"
Cause of death- publicly executed at the behest of a 12 year old twirp
We pray for your soul
Robert Baratheon, King of the Seven Kingdoms, Guardian of the Realm
Death- Season 1, Episode 7 "You Win or You Die"
Fatally wounded by a bore while hunting
We pray for your soul
Death- Season 1, Episode 5 "A Golden Crown"
Had molten gold dumped on head
We pray for your soul... to rot in hell.
Khal Drogo, The Great Khal
Death- Season 1, Episode 10 "Fire and Blood"
Smothered by wife as a mercy kill after being put in a vegetive state (it's a long story)
We pray for your soul
The Walking Dead
Dale Horvath
Death- Season 2, Episode 10 "Judge, Jury and Executioner"
Fatally wounded by a walker, mercy killed by friend Daryl
We pray for your soul
Sophia Peletier
Death- Season 2, Episode 7 "Pretty Much Dead Already"
Infected by a walker, and later shot in face by Rick Grimes after becoming a walker herself.
We pray for your soul
Otis
Death - Season 2, Episode 3 "Bloodletting"
Shot in the knee by Shane, left behind to be devoured by walkers
We pray for your soul
Shane Walsh
Death- Season 2, Episode 12 "Better Angels"
Stabbed by Rick Grimes after trying to kill him, then shot in head by Carl Grimes after turning into walker
I would pray for your soul, but you don't have one. Dick.
Boardwalk Empire
Jimmy Darmody
Death- Season 2, Episode 12 "To the Lost"
Shot in the face by Nucky Thompson
We pray for your soul
Angela Darmody
Death- Season 2, Episode 11 "Under God's Power she Flourishes"
Shot by Manny Horvitz
We pray for your soul
Batman: Arkham City
Hugo Strange
Stabbed and then blown to tiny bits
We pray for your soul
Ra's Al Ghul
Stabbed self while falling, impaled on an iron fence
We pray for your soul
Talia Al Ghul
Shot by the Joker
We pray for your soul
The Joker
Killed by infection caused by copious amounts of Titan in his blood stream.
Rest in peace you magnificent sadistic bastard! P.S- I still haven't gotten over this one.