The Blue Dress is a white and blue outfit, with a white, floor-length dress with a blue trim, a blue top with a white frill at the bottom, and white sleeves with blue trim. It also features a blue, beaded necklace.
The Blue Dress offers a decent Magic Defense buff, along with Defense, HP, and MP buffs at higher levels, as well as Water and Wet resistance. It can also cast Cloudburst between turns, applying Wet to all enemies and players.
Epic Battle Fantasy 4
Found in a chest in Whitefall Town which requires a Gold Key to access.