Harvey Dent is a childhood friend of Bruce Wayne and a former prosecutor at the Gotham City District Attorney's office in Absolute Universe.

Before Bane, "cracked" him, he was blonde mail, who wears black tuxedo.
After the burn half of his body, he appears as a tall man with a split face, long white hair between his eyes, who wears a tuxedo split into two black and white halves.

This tag implicates two-face (learn more).

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