Diavolo as a baby along with his mother
"The Boss" first appears in the manga, shrouded and wearing a suit
Diavolo hidden in the dark in Venice (Chapter 510)
Abducting Trish, planning to kill her
The Boss decides to rid himself of Bucciarati
Mortally wounding the traitor
Tauntingly sitting in front of Bucciarati, figuring out
Giorno Giovanna's status as another traitor
Breaking a keyboard out of frustration with the Bucciarati's gang's success against his own
assassinsDoppio transforming into The Boss when angered
The Boss in Doppio's clothes, attacking a fortune teller
Attacking a taxi driver/conman
The Boss emerges from Doppio, covered by
Risotto Nero's flesh
Mold of The Boss' face, created with the help of
Moody Blues before it crumbled
Diavolo finally reveals himself
Diavolo and
Doppio colored illustration
Diavolo prematurely declares his victory over
GiornoDiavolo forecasts his victory over Giorno
Diavolo's fragmented pupils with his distinctive highlights
Diavolo being "killed" by Gold Experience Requiem
Diavolo afraid of his impending "death"
Driven insane by his endless death cycle, Diavolo begs a harmless child for mercy in his last appearance