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The Uncanny X-Men #229"Down Under"

Earliest catalogued appearances of Tyger Tiger, Gateway, Bonebreaker (Marvel), and 2 more.

May 1988

No listings

The Uncanny X-Men #230"´ Twas the night ..."

Jun 1988

No listings

The Uncanny X-Men #231"... Dressed for Dinner!"

Jul 1988

No listings

The Uncanny X-Men #232"Earthfall"

Aug 1988

No listings

The Uncanny X-Men #233"Dawn Of Blood"

Sep 1988

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The Uncanny X-Men #234"Glory Day"

Sep 1988

No listings

The Uncanny X-Men #235""Welcome to Genosha""

Oct 1988

No listings

The Uncanny X-Men #236"Busting Loose!"

Earliest catalogued appearance of Tam Anderson.

Oct 1988

No listings

X-Men Annual #12"Ressurrection"

Earliest catalogued appearances of Matthew Plunder, Wolvie, and Colossusus.

Oct 1988

No listings

The Uncanny X-Men #240"Strike The Match"

Jan 1989

No listings

Marvel Comics Presents #16"God's Country (Part 7); Panther's Quest (Part 4); Dreamwalk; This Is A Savage Land;"

Apr 1989

No listings

The Uncanny X-Men #245"Men!"

Jun 1989

No listings

The Official Handbook of the Marvel Universe #3"Eon to Hulk"

Earliest catalogued appearances of Phillip Moreau, Pipeline, and David Moreau.

Jul 1989

No listings

What If...? #1

Jul 1989

No listings

The Uncanny X-Men #247"The Light That Failed"

Aug 1989

No listings

X-Men Annual #13"Double-X-Cross / Jubilation Day / Serpent in the Garden"

Earliest catalogued appearances of Coachwhip and Boomslang.

Aug 1989

No listings

The Uncanny X-Men #248"The Cradle Will Fall"

Sep 1989

No listings

The Uncanny X-Men #249"The Dane Curse"

Oct 1989

No listings

The Uncanny X-Men #250"The Shattered Star"

Oct 1989

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Wolverine #17"Basics!"

Earliest catalogued appearance of Geist.

Nov 1989

No listings

The Uncanny X-Men #251"Fever Dream"

Nov 1989

No listings

The Uncanny X-Men #252"Where's Wolverine?"

Nov 1989

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The Uncanny X-Men #269"Rogue Redux"

Oct 1990

No listings

Wolverine #35"Blood And Claws! Part 1 of 3 - Blood, Sand and Claws!"

Jan 1991

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Wolverine #36"Blood And Claws! Part 2 of 3 - ...It Tolls For Thee!"

Feb 1991

No listings

Fantastic Four Annual #24"The Korvac Quest (Part 1)"

Jul 1991

No listings

Marvel Super-Heroes #8"Three Strikes, Yer Out/ Leftovers /The Coming Of Squirrel Girl"

Earliest catalogued appearances of Squirrel Girl and Monkey Joe.

Sep 1991

No listings

The Uncanny X-Men #281"Fresh Upstart"

Earliest catalogued appearances of Trevor Fitzroy and Shinobi Shaw.

Oct 1991

No listings

Wolverine #52"The Crunch Conundrum Part 2 of 3 - Citadel At The End Of Time"

Mar 1992

No listings

Wolverine #53"The Crunch Conundrum Part 3 of 3 - The Chimerical Mystery Tour!"

Apr 1992

No listings

Generation X #1"Third Genesis"

Earliest catalogued appearances of Chamber, Emplate, and D.O.A..

Nov 1994

No listings

Generation X #2"Searching"

Earliest catalogued appearance of Cartier St.Croix.

Dec 1994

No listings

Weapon X #3"The common right of toads and men"

May 1995

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Weapon X #4"Into the Maelstrom"

Jun 1995

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Generation X #5"Don't Touch That Dial!"

Jul 1995

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Generation X #6"Notes From the Underground"

Aug 1995

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Generation X #7"Nights and Bolts"

Sep 1995

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Generation X '95 #1"Of Leather and Lace / The Very Personel and Very Private Journal of Monet St Croix"

Nov 1995

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X-Men #49"Eyes Of A New York Woman"

Feb 1996

No listings

X-Men #50"Full Court Press"

Earliest catalogued appearance of Post.

Mar 1996

No listings

Wolverine #104"Onslaught Impact 1: The Emperor Of The Realm Of Grief"

Aug 1996

No listings

X-Men: The Road To Onslaught #1

Oct 1996

No listings

Generation X #25"Suffer the Children"

Mar 1997

No listings

Beast #1

May 1997

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X-Men #-1"I Had A Dream"

Jul 1997

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Beast #3

Jul 1997

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Wolverine #125"Logan's Run!"

Jun 1998

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Wolverine #141"Broken Dreams"

Aug 1999

No listings

Incredible Hulk #83"Terra Incognita, Part 1"

Sep 2005

No listings

Incredible Hulk #87"Awakening"

Dec 2005

No listings

X-Men: The 198 Files #1

Earliest catalogued appearance of Litterbug.

Jan 2006

No listings

House of M: Civil War #2"Revolution"

Dec 2008

No listings

House of M: Civil War #5"Rex"

Mar 2009

No listings

Secret Warriors #4

Earliest catalogued appearance of Manifold.

Jul 2009

No listings

X-Men: Legacy Annual #1"Devil At The Crossroads, Part 1 Of 4;Something Like an Afterword..."

Earliest catalogued appearance of Hijack.

Nov 2009

No listings

Uncanny X-Force #5.1"Five Point One"

May 2011

No listings

Secret Warriors #28

Aug 2011

No listings

Uncanny X-Force #12"Interruptions"

Sep 2011

No listings

Uncanny X-Force #13"My World Won't Stop Without You"

Oct 2011

No listings

Uncanny X-Force #17"Opens A Window"

Jan 2012

No listings

Uncanny X-Force #19"Live With This, Chapter One"

Feb 2012

No listings

Uncanny X-Force #20"Otherworld, Chapter One"

Mar 2012

No listings

Uncanny X-Force #27"The World Won't Stop Without You"

Sep 2012

No listings

Uncanny X-Force #28"Days of Preemptive Future"

Sep 2012

No listings

Phoenix Resurrection: The Return of Jean Grey #3"Chapter Three: A Constellation of Them All"

Mar 2018

No listings

X-Force #5"Necessary Force"

Mar 2020

No listings

S.W.O.R.D. #1"Mysterium"

Feb 2021

No listings

Wolverine #20"Trigger Warning"

Jun 2022

No listings

The Amazing Spider-Man #9

Nov 2022

No listings

Rogue: The Savage Land #1"Heroes Never Come Home, Part 1: So Alive"

Mar 2025

No listings

X-Men by Chris Claremont: Prelude to a Future Past #1

Sep 2025

No listings

X-Men: Hellfire Vigil #1

Sep 2025

No listings

Storm #11"Chapter Eleven: Thunder War Rises"

Oct 2025

No listings

Rogue Storm #1"Deicide"

Dec 2025

No listings

X-Men: Outback #1

Aug 2026

No listings