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Roman Sionis
Roman Sionis

Roman Sionis

61 appearances · Bronze Age · 1985–2026
Who is Roman Sionis?

Born into a wealthy Gotham family, Roman Sionis grew up resenting his parents' shallow social climbing and obsession with appearances. After a series of failures and a fall from grace, he carved a black mask from his father's ebony coffin and reinvented himself as the criminal overlord Black Mask.

Few villains to crawl out of Gotham's Bronze Age have left a mark as indelible as Roman Sionis, who made his chilling debut in Batman #387 in 1985 under the hands of Doug Moench and Tom Mandrake. Over four decades of DC storytelling — from Detective Comics to Catwoman to the prestige pages of Absolute Batman — he has remained a fixture of Gotham's darkest corners, sharing those shadowy streets with the likes of Batman, Bruce Wayne, and Selina Kyle. His longevity across 41 years speaks for itself: this is a character the DC Universe simply cannot quit. If you're building a serious appreciation of modern Batman mythology, Roman Sionis is essential reading.

Identity

Real name. Roman Sionis

Affiliations. Gotham Organized Crime, False Facers, Secret Society, Black Lantern Corps

★ First appearance
Batman #386
Aug 1985

Top series

Covers through the years — 1985–2024

Batman #387 1985
Batman #387
Arkham Asylum #[nn] 1989
Arkham Asylum #[nn]
Hawkworld #9 1991
Hawkworld #9
Batman Adventures #5 2003
Batman Adventures #5
Batman #649 2006
Batman #649
Batgirl #6 2010
Batgirl #6
Detective Comics #9 2012
Detective Comics #9
Batman: Prelude to Knightfall #[nn] 2018
Batman: Prelude to Knightfall #[nn]
Birds of Prey: Hero Hunters #[nn] 2021
Birds of Prey: Hero Hunters #[nn]
Absolute Batman #1 2024
Absolute Batman #1

Appearances

Batman (1940)
Arkham Asylum (1989)
Hawkworld (1990)
#9
Who's Who in the DC Universe Update 1993 (1992)
#1
Batman Legend (1996)
#3
Spécial DC (1997)
#19
Batman Adventures (2003)
Batgirl (2000)
Gotham City Sirens (2009)
#13
Gotham City Sirens: Songs of the Sirens (2011)
Gotham City Sirens: Union (2011)
Detective Comics (2011)
Batman: Li'l Gotham (2013)
Batman by Doug Moench & Kelley Jones (2014)
#1
Legends of the Dark Knight 100-Page Super Spectacular (2014)
#2
Batman: Kelley Jones Gallery Edition (2014)
Forever Evil: Arkham War (2014)
Harley Quinn & the Gotham City Sirens Omnibus (2018)
Batman: Prelude to Knightfall (2018)
Batman: Arkham Asylum (2020)
Birds of Prey: Hero Hunters (2020)
Harley Quinn The Animated Series (2022)
#2
Harley Quinn & the Gotham City Sirens: DC Compact Comics Edition (2024)
Absolute Batman (2024)
Batman - Detective Comics (2017)
#88
DC Absolute Collector 2025 (2025)