Hahaha! Who's that?
Is it a beauty? Is it Rome? It's me, of course!

Nero Claudius Caesar Augustus Germanicus from Fate Grand Order

Core traits: blonde hair, french braid, single hair bun, green eyes, ahoge

Red Saber: red dress, red skirt, Epaulettes, Clothing Cutout, long sleeves

Bride A: full bodysuit, white bodysuit, pants, elbow gloves, zippers, padlock, chain

Bride B: white bodysuit, elbow gloves, zippers, cleavage, detached collar, padlock, chain, bare legs, thigh boots, flower wreath, veil

Olympia: red bikini, belt, red cape, jewelry, asymmetrical gloves, red bridal gauntlets, armlet, gold bracelet

Formal: toga, criss-cross halter, long skirt, side slit, jewelry

Bloomers: gym uniform, red buruma, name tag

Swimsuit: Striped Bikini, criss-cross halter, see-through shirt, sandals

Draco (3rd ascension): blonde hair, long hair, hair over one eye, facial mark, red eyes, pointy ears horns, armor, black armor, pauldrons, gauntlets, greaves, black pantyhose, boots, black cape

Venus: head wings, white bikini bottom, silver pasties, silver detached collar, silver gauntlets, silver greaves, angel wings

(Im not counting this last one because the resemblance is very lousely, but well, it can be someway done)