Spoiler alert! If you have not caught up with "Game of Thrones," read at your own risk. As Season 2 of HBO's "Game of Thrones" begins Sunday, King Joffrey's beheading of Lord of Winterfell Ned Stark has brought war to the kingdom. So many factions are challenging Joffrey's right to the Iron Throne, viewers might need help keeping track of the would-be kings and their many supporters. That's where this who's who chart comes in handy. Here are just some of the major players this season on "Game of Thrones." Curt Wagner, RedEye's Show Patrol Read my non-spoilery review. Find more photos of the "Game of Thrones" major players.