Arrow Season 2 tackles a range of themes and social issues, from the consequences of vigilantism to the corrupting influence of power. The show also explores the personal costs of heroism, as Oliver and those around him struggle to balance their responsibilities with their own needs and desires.
“Arrow’s second season is a masterclass in serialized superhero storytelling — dark, emotional, and unafraid to kill off major characters.” – IGN (9.5/10) Arrow - Season 2 Complete-ChameE