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 GEO-FORCE (Prince Brion Markov)CHRONOLOGY 
Created by Mike W. Barr and Jim Aparo

The Original Universe

CHRONOLOGY

Geo-Force first appeared in Brave and the Bold #200/3 (July 1983): "Introducing: Batman and the Outsiders".

Below is the definitive list of appearances of Geo-Force in chronological order. Flashback sequences or story entries will be followed by a [Flashback] note. Stories that for some reason are no longer part of current continuity will have a comment saying this in a note following the entry.

Follow the links for a complete index of the issue, including story and creator info as well as full character chronology and in some cases story synopses.

The chronology list can also be sorted according to Comic book title. Please note: If you want to go back to the chronological listing after having used the sorting tool you have to reload the page.

To go to the Geo-Force (Brion Markov) biography click here.


Geo-Force Chronology

Click to list by alphabetically by title
Batman and the Outsiders #1 (August 1983): "Wars Ended... Wars Begun!"
Batman and the Outsiders #2 (September 1983): "Markovia's Last Stand!"
Batman and the Outsiders #3 (October 1983): "Bitter Orange!"
Batman and the Outsiders #4 (November 1983): "One-Man Meltdown"
New Teen Titans Vol. 1 #37 (December 1983): "Light's Out, Everyone!"
Batman and the Outsiders #5 (December 1983): "Psimon Says"
Brave and the Bold #200/3 (July 1983): "Introducing: Batman and the Outsiders"
Batman and the Outsiders #6 (January 1984): "Death Warmed Over!"
Batman and the Outsiders #7 (February 1984): "Cold Hands, Cold Heart!"
World's Finest Comics #300 (February 1984): "A Tale of Two Worlds", or, "Planets In Peril"
World's Finest Comics #30‎2 (April 1984): "No Rest for Heroes"
Batman and the Outsiders #8 (March 1984): "The Hand That Rocks the Cradle"
Batman and the Outsiders #9 (April 1984): "Enter: The Masters of Disaster!"
Batman and the Outsiders #10 (May 1984): "The Execution of Black Lightning"
Batman and the Outsiders #11 (June 1984): "A Sword of Ancient Death"
Batman and the Outsiders #12 (July 1984): "To Love Honor and Destroy"
Batman and the Outsiders #13 (August 1984): "In the Chill of the Night"
Batman and the Outsiders #14 (October 1984): "Two By Two"
Tales of the Teen Titans Annual #3 (1984): "The Judas Contract, Part 4: The Finale"
Batman and the Outsiders Annual #1 (1984): "Land Where Our Fathers Died"
Batman and the Outsiders #15 (November 1984): "Going for the Gold"
Batman and the Outsiders #16 (December 1984): "Goodbyes"
Batman and the Outsiders #17 (January 1985): "We Are Dying, Egypt--- Dying"
Batman and the Outsiders #18 (February 1985): "Who Wears the Crown of Ra?"
Batman and the Outsiders #19 (March 1985): "Who's Afraid of the Big Red S?"
Batman and the Outsiders #20 (April 1985): "Death and Remembrance"
Batman and the Outsiders #21/2 (May 1985): "Jaws, 4--Gotham, 0"
Batman and the Outsiders #22 (June 1985): "The Truth About Halo, Part 3: What She Is and How She Came to Be"
Batman and the Outsiders #23 (July 1985): "The Truth About Halo, Part 4: The Search for Halo"
Batman and the Outsiders #24 (August 1985): "...I Went to the Animal Fair..."
Batman and the Outsiders #25 (September 1985): "A Serpent in Eden!"
Batman and the Outsiders #26 (October 1985): "Serpent in the Sky!"
Batman and the Outsiders #27 (November 1985): "War Stars!"
DC Comics Presents #83 (July 1985): "Shadow of the Outsider"
Crisis on Infinite Earths #1 (April 1985): "The Summoning!"
Crisis on Infinite Earths #2 (May 1985): "Time and Time Again!"
Crisis on Infinite Earths #3 (June 1985): "Oblivion Upon Us"
Crisis on Infinite Earths #4 (July 1985): "And Thus Shall the World Die!"
Crisis on Infinite Earths #5 (August 1985): "Worlds in Limbo"
Justice League of America Annual #3 (1985): "Force of Nature"
Crisis on Infinite Earths #9 (December 1985): "War Zone"
Crisis on Infinite Earths #11 (February 1986): "Aftershock"
Crisis on Infinite Earths #12 (March 1986): "Final Crisis"
Batman and the Outsiders Annual #2 (1985): "Dissembler at the Wedding"
Batman and the Outsiders #28 (December 1985): "The Truth About Looker, Part 1: Abduction From Below"
Batman and the Outsiders #29 (January 1986): "The Truth About Looker, Part 2: The People of the Abyss"
Batman and the Outsiders #30 (February 1986): "The Truth About Looker, Part 3: This Envious Race!"
Batman and the Outsiders #31 (March 1986): "The Truth About Looker, Part 4: Pawn of the World Below!"
Batman and the Outsiders #32 (April 1986): "A New War's Winning!"
Adventures of the Outsiders #33 (May 1986): "A Tiny, Deadly War!"
Adventures of the Outsiders #34 (June 1986): "Against All Odds!"
Adventures of the Outsiders #35 (July 1986): "Sympathy for the Fûhrer"
Adventures of the Outsiders #36 (August 1986): "Agents of Change"
Adventures of the Outsiders #37 (September 1986): "Won't You Let Me Take You on a... Sea Cruise?"
Adventures of the Outsiders #38 (October 1986): "Many Brave Hearts Are Asleep in the Deep"
Adventures of the Outsiders #38/2 (October 1986): "Welcome to L.A."
Outsiders Vol. 1 #1 (November 1985): "Nuclear Fear, Part 1: Beginning With A Bang!"
Outsiders Vol. 1 #2 (December 1985): "Nuclear Fear Part II: Family Ties"
Outsiders Vol. 1 #3 (January 1986): "Breaking the Bank!"
Outsiders Vol. 1 #4 (February 1986): "Chasing the Dollar!"
Outsiders Vol. 1 #5 (March 1986): "A Christmas Carol 1985"
Outsiders Vol. 1 #6 (April 1986): "...Nothing Can Stop -- The Duke of Oil!"
Outsiders Vol. 1 #7 (May 1986): "Assault on Station Markovia!"
Outsiders Vol. 1 #8 (June 1986): "Ladies Day"
Outsiders Vol. 1 #9 (July 1986): "Bentama Means Betrayal"
Outsiders Vol. 1 #10 (August 1986): "The People's Heroes"
Outsiders Vol. 1 #11 (September 1986): "No Escape!"
Outsiders Vol. 1 #12 (October 1986): "Nothing Left to Lose"
Outsiders Vol. 1 #13 (November 1986): "Marooned"
Outsiders Vol. 1 #10/2 (August 1986): "High Flight"
Outsiders Vol. 1 #23 (September 1987): "...And The Rockets Red Glare..." [Flashback]
Outsiders Annual Vol. 1 #1 (1986): "The Skull, The Serpent and the Outsiders"
Outsiders Vol. 1 #14 (December 1986): "The Looker Murder Case"
Outsiders Vol. 1 #15 (January 1987): "BioHazard"
Outsiders Vol. 1 #16 (February 1987): "The Firefly's Blaze of Glory"
Outsiders Vol. 1 #17 (March 1987): "Do Not Go Gentle Into That Good Night"
Outsiders Vol. 1 #18 (April 1987): "Rage, Rage Against the Dying of the Light"
Outsiders Vol. 1 #19 (May 1987): "The Winds of Change"
Outsiders Vol. 1 #20 (June 1987): "...An Ill Wind..."
Outsiders Vol. 1 #20/2 (June 1987): "Gross Encounters"
Outsiders Vol. 1 #21/2 (July 1987): "Meanwhile, Back In Markovia"
Outsiders Vol. 1 #21 (July 1987): "Strike Force Kobra"
Outsiders Vol. 1 #22 (August 1987): "Showdown with the Strike Force"
Outsiders Special #1 (1987): "From Here to Infinity!"
Infinity, Inc. Special #1 (1987): "Siding with the Outsiders!"
Outsiders Vol. 1 #23 (September 1987): "...And The Rockets Red Glare..."
Outsiders Vol. 1 #24 (October 1987): "Night of Camp David"
Outsiders Vol. 1 #25 (November 1987): "The Eve of Disaster"
Outsiders Vol. 1 #26 (December 1987): "Uneasy Lies the Head"
Millennium #1 (January 1988): "Over"
Flash Vol. 2 #8 (January 1988): "Purple Haze" [Appearance same as Millennium #1]
Firestorm, the Nuclear Man Vol. 1 #67 (January 1988): "Dialogues" [Behind the scenes; appearance same as Millennium #1]
Outsiders Vol. 1 #27 (January 1988): "Robot Tyrants of Kadeyland"
Millennium #3 (January 1988): "Back"
Green Lantern Corps #220 (January 1988): "Sacred Identities" [Behind the scenes]
Millennium #4 (January 1988): "Forth"
Secret Origins Vol. 2 #23 (February 1988): "The Secret Origin of the Guardians of the Universe" [Behind the scenes]
Millennium #5 (February 1988): "In"
Outsiders Vol. 1 #28 (February 1988): "...a Land Down Under..."
Justice League Quarterly #5 (winter 1991): "Be Careful What You Wish For"
War of the Gods #1 (September 1991): "Hellfire's Web"
War of the Gods #2 (October 1991): "The Holy Wars"
Armageddon 2001 #2 (October 1991): [No Title]
Superman: The Man of Steel #20 (February 1993): [5] "Funeral for a Friend Part 3: Funeral Day"
Showcase '93 #4/3 (April 1993): "The Haunting of Castle Markov"
Showcase '93 #5/3 (May 1993): "The Ghost in the Machine"
Outsiders Vol. 2 #10 (August 1994): "Final Blood, Part 1: Into the Abyss...!" [Flashback]
Outsiders Vol. 2 #1 Omega (November 1993): "Ashes & Blood"
Outsiders Vol. 2 #1 Alpha (November 1993): "Blood & Ashes"
Outsiders Vol. 2 #2 (December 1993): "Decline & Fall"
Outsiders Vol. 2 #3 (January 1994): "Outsiders Eradicated"
Outsiders Vol. 2 #4 (February 1994): "Storming the Palace"
Outsiders Vol. 2 #5 (March 1994): "With Friend Like These..."
Outsiders Vol. 2 #6 (April 1994): "Hell at 50,000 Feet!"
Outsiders Vol. 2 #7 (May 1994): "Friendly Fire"
Outsiders Vol. 2 #8 (June 1994): "Shadows of Knight"
Outsiders Vol. 2 #9 (July 1994): "Breakout"
Outsiders Vol. 2 #10 (August 1994): "Final Blood, Part 1: Into the Abyss...!"
Outsiders Vol. 2 #11 (September 1994): "Final Blood, Part 2"
Zero Hour: Crisis in Time #4 (September 1994): "Zero Hour"
Outsiders Vol. 2 #0 (October 1994): "From the Ashes"
Outsiders Vol. 2 #12 (November 1994): "Separate But Unequal!"
Outsiders Vol. 2 #14 (January 1995): "Proving Ground!"
Outsiders Vol. 2 #15 (February 1995): "New Year's Evil"
Guy Gardner: Warrior #29 (March 1995): "It's My Party and I'll Fight If I Want To"
Outsiders Vol. 2 #17 (April 1995): "Sibling Rivalry"
Outsiders Vol. 2 #18 (May 1995): "Dishonor Thy Father, Part One: Family Ties"
Outsiders Vol. 2 #19 (June 1995): "It's Felix Faust's World -- -- We Just Live In It!"
Outsiders Vol. 2 #20 (July 1995): "Le Paree -- C'est Fini!"
Outsiders Vol. 2 #21 (August 1995): "Steppenwolf At The Door!, Chapter One"
Outsiders Vol. 2 #22 (September 1995): "The Armagetto Quest!"
Outsiders Vol. 2 #23 (October 1995): "The Eclipso Plague"
Outsiders Vol. 2 #24 (November 1995): "One Wedding And A Funeral"
Guy Gardner: Warrior #39 (February 1996): "Merriment, Mistletoe, and Mayhem!"
Green Lantern Vol. 3 #81 (December 1996): "Funeral for a Hero"
Superman Vol. 2 #134 (April 1998): [16] "Dual Purpose!"
Adventures of Superman #557 (May 1998): [17] "The End of the World As We Know It!"
Steel #50 (May 1998): "Among Giants"
Adventures of Superman #564 (January 1999): "Visions of Death"
Action Comics #751 (February 1999): [6] "Sixes and Sevens"
Day of Judgment #4 (November 1999): "The End of the World As We Know It"
Titans Secret Files #2/3 (October 2000): "Who is Tara Markov?"
JLA: Our Worlds at War #1 (September 2001): "A Date Which Will Live in Infamy"
JSA #33 (April 2002): "Stealing Thunder Part 1: Wish Fulfillment"
JSA #34 (May 2002): "Stealing Thunder Part 2: Troublestruck"
JSA #37 (August 2002): "Stealing Thunder Part 5: Crossing Over"
JLA/JSA: Virtue & Vice (2003): [Virtue & Vice]
Birds of Prey #70 (late September 2004): "Between Dark and Dawn, Part Two: Huntress/Prey"
Birds of Prey #72 (late October 2004): "Between Dark and Dawn, Part Four: Material Girl"
Birds of Prey #73 (early November 2004): "Between Dark and Dawn, Part Five: Blood and Circuits"
Identity Crisis #6 (January 2005): "Husbands and Wives"
Villains United: Infinite Crisis Special #1 (June 2006): "A Hero Dies But One"
52 #1 (July 2006): "Golden Lads & Lasses Must..."
52 #4 (July 2006): "Dances With Monsters"
World War III #4 (June 2007): "United We Stand"
52 #50 (June 2007): "World War III" [Appearance same as World War III #4]
Justice League of America Vol. 2 #4 (January 2007): "The Tornado's Path, Chapter Four: Being Human"
Justice League of America Vol. 2 #5 (February 2007): "The Tornado's Path, Chapter Five: Born Again"
Justice League of America Vol. 2 #6 (March 2007): "The Tornado's Path, Final Chapter: Iron Man"
Justice League of America Vol. 2 #7 (May 2007): "The Tornado's Path, Epilogue: Roll Call"
Justice League of America Vol. 2 #8 (June 2007): "The Lightning Saga, Chapter One: Lightning Lad"
Justice Society of America Vol. 3 #5 (June 2007): "The Lightning Saga, Chapter Two: Dreams and Fire"
Justice Society of America Vol. 3 #6 (July 2007): "The Lightning Saga, Chapter Four: Three Worlds"
Justice League Wedding Special #1 (November 2007): "Unlimited, Chapter 1: Injustice League"
Justice League of America Vol. 2 #14 (December 2007): "Unlimited, Chapter 3: Two Against Nature"
Justice League of America Vol. 2 #15 (January 2008): "Unlimited, Chapter 4: Unleashed"
Batman and the Outsiders Vol. 2 #3 (February 2008): "Throwdown"
Batman and the Outsiders Vol. 2 #5 (May 2008): "Ghosts"
Batman and the Outsiders Vol. 2 #6 (June 2008): "Ghost Star"
Batman and the Outsiders Vol. 2 #7 (July 2008): "The Snare"
Batman and the Outsiders Vol. 2 #8 (August 2008): "The Hard Way"
Batman and the Outsiders Vol. 2 #9 (September 2008): "The Uninvited"
Batman and the Outsiders Vol. 2 #12 (December 2008): "Outsiders No More, Part 2 of 2"
Outsiders Vol. 4 #23 (December 2009): "The Hunt Part 3"
Outsiders Vol. 4 #24 (January 2010): "Matter of Trust"
Outsiders Vol. 4 #25 (February 2010): "Turn to Stone"
Outsiders Vol. 4 #26 (March 2010): "Best Intentions"
Outsiders Vol. 4 #27 (April 2010): "The Road Divided"
Outsiders Vol. 4 #28 (May 2010): "Hell On Earth"
Outsiders Vol. 4 #29 (June 2010): "Reflections"
Outsiders Vol. 4 #30 (July 2010): "Family Matters"
Outsiders Vol. 4 #31 (September 2010): "Elements of Mass Destruction"
Outsiders Vol. 4 #33 (November 2010): "Love on the Rocks"
Bruce Wayne: The Road Home: Outsiders #1 (December 2010): "Inside Interference"
Outsiders Vol. 4 #34 (January 2011): "Of Friends and Enemies"
Outsiders Vol. 4 #35 (February 2011): "Betrayal"
Outsiders Vol. 4 #36 (March 2011): "New Year's Resolutions"
Outsiders Vol. 4 #37 (April 2011): "Reign of Doomsday, Part 2: Doom's Day"
Outsiders Vol. 4 #38 (May 2011): "Beginning of the End"

ZZChronology Uncertain

It is currently uncertain where these stories fit into the character's internal chronology.

Trinity #11/2 (October 2008 [August 13]): "The Next Step"
Trinity #13/2 (October 2008 [August 27]): "Drop the Coffin and Surrender"
Trinity #14/2 (November 2008 [September 3]): "--Let the Burning Begin!"
Trinity #15 (November 2008 [September 10]): "And I Finally See It"
Trinity #15/2 (November 2008 [September 10]): "A Bit of Overkill"
Trinity #16 (November 2008 [September 17]): "We'll Finish Things Here"
Trinity #16/2 (November 2008 [September 17]): "Scattered to the Winds"
Trinity #18 (December 2008 [October 1]): "Brave Men and Women"
Trinity #23 (January 2009 [November 5, 2008]): "What Paris Should Be Like"
Trinity #29/2 (February 2009 [December 17, 2008]): "Not On My Watch"
Trinity #34 (March 2009 [January 21]): "The Depth Beyond the Depths"
Trinity #48/2 (June 2009 [April 29]): "Lesser Beings"
Trinity #52 (July 2009 [May 27]): "Where They Should Be"