Index Of Arrow S1 Extra Quality ((link)) 【4K】

: The use of a dual-narrative—balancing the present-day vigilante story with flashbacks to the island (Lian Yu)—is considered a "useful feature" that provided deep character development for Oliver Rotten Tomatoes Strong Antagonist

If you are looking for specific technical "extra quality" features (like 4K resolution or special editions), Arrow Films often releases high-quality Blu-ray and 4K UHD Limited Editions index of arrow s1 extra quality