Those 25 retailers for which a "Retailer Heroic Exclusive" cover was made are:
All About Books & Comics
Another Dimension Comics
Bazinga Comics
Beyond Comics
Cards, Comics & Collectibles
Collectors Corner
Comic Oasis
Discount Comic Book Service
Dr. No's Comics & Games Superstore
Fantasy Realm
Far Jack's Comicrypt
Forbidden Planet
Jetpack Comics
Keith's Komix
Larry's Comics
MaximuM comics
Midtown Comics
Mile High Comics Jason Street Mega Store
Newbury Comics
Rockin' Rooster
Silver Snail Comics
Stormwatch Comics
Things From Another World
Ultimate Comics
Westfield Comics
11852091114503311145032,11450312