Issei Hyoudou is the male protagonist of the High School DxD light novel and anime series. Initially a perverted human student at Kuoh Academy, he is killed by his first girlfriend, who is revealed to be a fallen angel, and subsequently reincarnated as a demon by Rias Gremory to serve as her Pawn.
Trouble_VerseShort brown hair, brown eyes, and the red Boosted Gear on his left arm.
Full body reference: Issei Hyoudou — default
Expression reference: Issei Hyoudou — expression1
Expression reference: Issei Hyoudou — expression2
Expression reference: Issei Hyoudou — expression3