Johanna Koljonen
Issues
85
Series
29
Active
2000-2023
As editor (28 series)
Buffy the Vampire Slayer
Dark Horse - 23 issues
Xena: Warrior Princess
Dark Horse - 10 issues
Buffy the Vampire Slayer: Haunted
Dark Horse - 8 issues
Angel
Dark Horse - 5 issues
Penny Arcade
Dark Horse - 4 issues
Buffy the Vampire Slayer: Willow & Tara - Wilderness
Dark Horse - 4 issues
Lone Wolf and Cub
Dark Horse - 3 issues
BPRD: Hollow Earth [B.P.R.D.: Hollow Earth]
Dark Horse - 3 issues
Buffy the Vampire Slayer: Tales of the Slayers
Dark Horse - 2 issues
Angel
Dark Horse - 2 issues
Buffy the Vampire Slayer: Reunion
Dark Horse - 2 issues
Rex Mundi
Dark Horse - 2 issues
Sergio Aragonés the Groo Nursery
Dark Horse - 1 issues
Star Wars Tales
Dark Horse - 1 issues
Buffy the Vampire Slayer: Lovers Walk
Dark Horse - 1 issues
Star Wars Legends Epic Collection: The Empire
Marvel - 1 issues
Reveal
Dark Horse - 1 issues
Sergio Aragonés the Groo Odyssey
Dark Horse - 1 issues
Fierce
Dark Horse - 1 issues
Star Wars Tales
Dark Horse - 1 issues
Disney's Atlantis: The Lost Empire
Dark Horse - 1 issues
The Ring of the Nibelung
Dark Horse - 1 issues
The Ring of the Nibelung
Dark Horse - 1 issues
Sergio Aragonés the Groo Maiden
Dark Horse - 1 issues
Angel: Hunting Ground
Dark Horse - 1 issues
The Ring of the Nibelung Vol. 4 [Gotterdammerung]
Dark Horse - 1 issues
Rex Mundi
Dark Horse - 1 issues
Sergio Aragonés the Groo Library
Dark Horse - 1 issues