Panty is a character from Panty & Stocking with Garterbelt
A sexy long haired blonde angel with hair between eyes and an ahoge who is always sleeping with various men. Her casual outfit is a red dress. Her battle outfit is an angel themed ensemble consisting of a white and frilly crop top, a white miniskirt, and gold high-heeled gladiator sandals.
Her panties transform into a handgun called "Backlace".