Storm Diver's Additions Mod/Betsy's Flame

Betsy's Flame is an expert-only hardmode accessory that drops from Betsy's treasure bag. It grants infinite flight with any wings and also creates a burst of flames whenever the player lands.

Trivia

 * This was added before 1.4 came out, and at that time the Soaring Insignia was unheard of, and this is referenced in the tooltip