LEECH

The Uncanny X-Men #179"What Happened to Kitty?"

Earliest catalogued appearance of Leech.

Mar 1984

No listings

The Uncanny X-Men #195"It Was a Dark and Stormy Night...!"

Earliest catalogued appearances of Erg, Ape, Beautiful Dreamer (Marvel), and 1 more.

Jul 1985

No listings

Power Pack #12"Underground"

Jul 1985

No listings

Power Pack #19"Guess Who's Coming To Dinner?"

Feb 1986

No listings

The Official Handbook of the Marvel Universe #9"Molecule Man To Owl"

Aug 1986

No listings

X-Factor #9"Spots!"

Oct 1986

No listings

X-Factor #10"Falling Angel!"

Earliest catalogued appearances of Riptide, Blockbuster (Marvel), and Prism (Marvel).

Nov 1986

No listings

X-Factor #11"Redemption!"

Earliest catalogued appearance of War (Kieros).

Dec 1986

No listings

Power Pack #27"Whose Power--?"

Dec 1986

No listings

X-Factor #12"Boom Boom Boom!"

Earliest catalogued appearance of Famine (Rolfson).

Jan 1987

No listings

X-Factor #13"Ghosts!"

Feb 1987

No listings

X-Factor #15"Whose Death Is This Anyway?"

Apr 1987

No listings

X-Factor #17"Die, Mutants, Die!"

Earliest catalogued appearances of Rictor and Ship.

Jun 1987

No listings

X-Factor #18"The Enemy Within"

Jul 1987

No listings

X-Factor #19"All Together Now!"

Aug 1987

No listings

X-Factor #20"Children's Crusade"

Sep 1987

No listings

X-Factor #21"For Every Action..."

Oct 1987

No listings

X-Factor Annual #2"The Man In The Moon"

Oct 1987

No listings

X-Factor #22"If I Should Die......."

Nov 1987

No listings

X-Factor #23"You Say You Want Some Evolution"

Dec 1987

No listings

X-Factor #27"Gifts"

Apr 1988

No listings

X-Factor #28"Countdown"

May 1988

No listings

X-Factor #29"Fame!"

Jun 1988

No listings

X-Factor #30"Kiss Of Death"

Earliest catalogued appearance of Nanny.

Jul 1988

No listings

X-Factor #31"Kiss Off!"

Earliest catalogued appearance of Orphan Maker.

Aug 1988

No listings

X-Factor Annual #3"Unnatural Selection"

Earliest catalogued appearance of Jonathan Drew.

Aug 1988

No listings

X-Factor #32"The Carbon Copy Avengers"

Earliest catalogued appearance of N'astirh.

Sep 1988

No listings

X-Factor #33"For All The World To See"

Oct 1988

No listings

X-Terminators #1"Invasion of the Baby-Snatchers"

Earliest catalogued appearance of Wiz Kid.

Oct 1988

No listings

X-Terminators #2"Speed Demon"

Earliest catalogued appearance of Face.

Nov 1988

No listings

X-Terminators #3"Guess Who's Coming to Dinner?"

Dec 1988

No listings

X-Terminators #4"Finale!"

Jan 1989

No listings

The New Mutants #72"Demon Reign"

Feb 1989

No listings

The New Mutants #74"The Right Stuff"

Apr 1989

No listings

X-Factor #40"Dust to Dust"

Earliest catalogued appearance of Alchemy.

May 1989

No listings

The Official Handbook of the Marvel Universe #4"Human Torch to Manikin"

Aug 1989

No listings

X-Factor Annual #4"I Must Go Down To The Sea Again"

Oct 1989

No listings

The New Mutants Annual #7

Aug 1991

No listings

X-Men Annual #15"Queens of Sacrifice"

Sep 1991

No listings

What The--?! #26

Oct 1993

No listings

X-Men #30"The Ties That Bind - The Wedding of Jean Grey and Scott Summers"

Mar 1994

No listings

Generation X #6"Notes From the Underground"

Aug 1995

No listings

Generation X #7"Nights and Bolts"

Sep 1995

No listings

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

Nov 1995

No listings

Generation X #13"It's All Relative"

Mar 1996

No listings

Generation X #18"Onslaught Impact 1: For the Sake of the Children"

Aug 1996

No listings

Generation X #19"Onslaught Impact 2: Don't Wait Up"

Sep 1996

No listings

Generation X #20"Bodies in Motion"

Oct 1996

No listings

Generation X #21"To Live and Die and Molt in L.A."

Nov 1996

No listings

Generation X #22"All Hallows Eve"

Dec 1996

No listings

Generation X #23"For All This"

Jan 1997

No listings

Generation X #25"Suffer the Children"

Mar 1997

No listings

X-Men Unlimited #14"Innocence Lost"

Mar 1997

No listings

Generation X #27"The Last X-Man"

May 1997

No listings

The Incredible Hulk '97 #1"Sins of the Father"

May 1997

No listings

Gen 13/Generation X #1"Generation Gap"

Jul 1997

No listings

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

Jul 1997

No listings

Daydreamers #1

Aug 1997

No listings

Daydreamers #2

Sep 1997

No listings

Daydreamers #3

Oct 1997

No listings

Wolverine: Days of Future Past #1"Ill Winds"

Dec 1997

No listings

Wolverine: Days of Future Past #2"Uneasy Alliances"

Jan 1998

No listings

Wolverine: Days of Future Past #3"Chain Reactions"

Feb 1998

No listings

Generation X Holiday Special #1"Yes, Jubilee... There is a Santa Claus!"

Feb 1998

No listings

Generation X #36"Strange Doings"

Mar 1998

No listings

Generation X #37"Pop Art"

Apr 1998

No listings

Generation X Underground #1"The Big Game / Banshee's Angels / Half a Face"

Apr 1998

No listings

Generation X #38"Mystery Train"

May 1998

No listings

Generation X #39"Return from Forever"

Jun 1998

No listings

Generation X #44"Comings & Goings"

Nov 1998

No listings

Generation X #45"Lost and Found"

Dec 1998

No listings

Generation X #47"She Got Game"

Jan 1999

No listings

Generation X #51"The Rescuers"

May 1999

No listings

Generation X #52"Secret Identities"

Jun 1999

No listings

Generation X #57"'A Night to Remember'"

Earliest catalogued appearance of Nocturne.

Nov 1999

No listings

Generation X #59"Artie and Leech's Day Off!"

Jan 2000

No listings

Generation X #60"Christmas Fear: Part One"

Feb 2000

No listings

Generation X #68"Shockwave - Part 2 of 4"

Oct 2000

No listings

Generation X #69"Shockwave - Part 3 Of 4"

Nov 2000

No listings

Wolverine #173"The Logan Files Part 1 of 3"

Apr 2002

No listings

Wolverine #175"The Logan Files Conclusion - The Vom - A Good Man"

Jun 2002

No listings

Weapon X #5"Monsters"

Mar 2003

No listings

Exiles #21

Mar 2003

No listings

Exiles #22

Apr 2003

No listings

X-Men: Age of Apocalypse #2"Coming Up For Air"

May 2005

No listings

Weapon X: Days of Future Now #4"Part 4"

Dec 2005

No listings

X-Men: The 198 Files #1

Earliest catalogued appearance of Litterbug.

Jan 2006

No listings

X-Men: The 198 #2"Part 2"

Apr 2006

No listings

X-Men: The 198 #3"Part 3"

May 2006

No listings

X-Men: The 198 #4"Part 4"

Jun 2006

No listings

MAD #466"We Crack the Da Vinci Code"

Jun 2006

No listings

X-Men: The 198 #5"Part 5"

Jul 2006

No listings

Civil War: X-Men #1

Sep 2006

No listings

MAD #469"What - Me Barry? We Stick it to Baseball's Giant Fraud!"

Sep 2006

No listings

Civil War Files #1"Whose Side Are You On?"

Earliest catalogued appearances of Noh-Varr and Tarantula (Vasquez).

Sep 2006

No listings

Civil War: X-Men #4

Dec 2006

No listings

Ultimate X-Men #81"Cliffhangers"

Jun 2007

No listings

Ultimate X-Men #82"The Underneath, Part 1"

Jul 2007

No listings

The Uncanny X-Men #487"The Extremists"

Aug 2007

No listings

Ultimate X-Men #83"The Underneath, Part 2"

Aug 2007

No listings