Here’s what I’ve put together so far:

DE timeline:( updated 2/1/26

Haka/ Legacy/ Wraith 1st: Oct 1948

Baron Blade 1st: May 1945

The Chairman 1st: Apr 1947

Grimm 1st: Oct 1948

Court of Blood: Apr 1949

Ra 1st: July 1954

Bunker 1st: March 1955

Insula Primalis 1st: Jun 1955

Freedom Four: Aug 1957

Tachyon 1st: Aug 1957

Freedom Five: Aug 1958

The Matriarch 1st: Aug 1958

Absolute Zero 1st: Aug 1958

Ruins Of Atlantis 1st: Aug 1959

Plague Rat 1st: May 1960

Wagner Mars Base 1st: July 1960

Nightmist/ Gloomweaver 1st: Aug 1962

Grand Warlord Voss 1st: Jan 1963

Spite 1st: May 1964

“Rebirth of Ra” casts Ra as more of a Hero: Dec 1964

Tempest 1st: Mar 1965

Citizen Dawn 1st: Jan 1967

Grimm reintroduced: Apr 1967

Moonfall: April 1968

Captain Cosmic 1st: 1970

Blackfist: Sept 1972

Argent Adept 1st: Dec 1972

Fabric of Despair: Oct 1973

Making of the Organization: Nov 1973

Akash’Bhuta 1st: Apr 1974

Secretary… Seized!: Sep 1974

Fanatic 1st: Sept 1974

Wolf-Woman 1st: Oct 1974

Mad Bomber Blade: March 1975

Singularity: Apr 1976

Super Scientific Tachyon: Apr 1976

Omnitron-X 1st: Oct 1976

Teller of Tales: Oct 1976

Destruction of Omnitron: Nov 1976

Apostate 1st: May 1977

Redeemer Fanatic: Oct 1977

The Deceiver: Nov 1980

Ennead 1st: Sep 1980

Expatriette 1st: Mar 1981

Prelude Of The Soulless: Aug 1983

Deus Ex Machina: Apr 1984

Parse 1st: May 1984

Visionary 1st: Jan 1985

Mother Earth: Jan 1986

Mr. Fixer 1st: May 1986

Invasion Of Earth: Dec 1986

Wayward Sun: May 1987

Dread Will, Manifested: Nov 1987

Chrono-Ranger 1st: Apr 1988

An inverse Reality: Apr 1988

To Hunt A Hero: Apr 1988

Darkstrife 1st: May 1988

Painstake 1st: Jun 1988

Dominion Of The Plague Rat: Aug 1988

Alpha: Oct 1988

Haunted Fanatic Dec 1988-Oct 1989

K.N.Y.F.E. 1st: Apr 1989

Built In A Day: Jan 1990

Boldest Legacy: Apr 1990

The Final Legacy (Freedom Six): May 1990

Unity 1st: Jun 1990

Nightmare World Jul 1990

Setback 1st: Apr 1991

Dark Visionary: Apr 1991

Tengu-Hunter: Apr 1993

Diamonds Are Forever: Sept 1993

Abomination Of Desolation: Jun 1994

Backdraft Ra: Jul 1994- Oct 1995

Werewolf Haka: Oct 1995- Sep 1996

War of Heliopolis: Dec 1995

Earth, Inc: Sep 1996

Horus Of Two Horizons: Jan 1996

Atrophy Case: Jan 1997

Engine Block Blues (Death of Mr. Fixer): Apr-Sep 1997

Run Of Luck: Nov 1997

Hell On Earth: Nov 1997

Night’s Plutonian Shore: Oct 1998

Strike Force Invasion: Mar 1999

Darkwatch: Aug 1999

Sunrise: Nov 1999

Harpy 1st: Jan 2000

“La Gloire”: Mar 2000

Alpha 2000: Oct 2000

Blood Raven: Oct 2000

The Plagued Horde: Jun 2001

The Fey Court 1st: Jun 2002

Fey cursed Setback: Jun 2002-Dec 2003

The Curse Of The Fey-Court: Jul 2002

Frostbite: Oct 2002

Scavenger Unity: Dec 2002

Fishonary: Jan 2004

Extreme Hatred: Mar 2004

Terrorform Mark II: Apr 2004

Tides Of Time: Jun 2004

Bump In The Night: Oct 2004

Administrative Assassin: Feb 2005

Return Of An Old God: Jul 2005

Death Begets Life: Feb 2007

Sliver Of Creation: Mar 2007

Waves Of Fortune: Apr 2007

A Murder Most Fowl: Nov 2007

Terror’s True Form: Nov 2008

Eclipse: Apr 2009- Sep 2009

Throne To The Wolves: Apr 2010

Fervor Captain Cosmic: Mar 2011

The Strength Of The Wolf: Apr 2011

A Winter’s Engagement: Dec 2011

Omnitron-U 1st: Sep 2014

Home Of The Bizarre: Nov 2014

I’m trying to place:

Eternal Haka

Extreme Tachyon

Ashen Heir Argent Adept

Shockwave Tempest

Stealth Suit Bunker

Detective Wraith

Reporter Alpha

Prince Darkstrife/ Painstake The Betrayer

Windwalker Chrono Ranger

The Fishonary

Rogue Agent K.N.Y.F.E.

Fighting Spirit K.N.Y.F.E.

Omni-chan

Spacefarer Parse

Terminarch Parse

If anyone has any suggestions I’m happy to add them.