PROFESSOR STEAMHEAD

Ninja High School #1

Dec 1986

No listings

Ninja High School #3

Aug 1987

No listings

Ninja High School #2

Dec 1987

No listings

Ninja High School #4

Jan 1988

No listings

Ninja High School #7

Sep 1988

No listings

Ninja High School #8

Dec 1988

No listings

Ninja High School #9

Feb 1989

No listings

Ninja High School #10

Mar 1989

No listings

Ninja High School #19

Aug 1990

No listings

Ninja High School #20

Sep 1990

No listings

Ninja High School #21

Nov 1990

No listings

Ninja High School #22

Jan 1991

No listings

Ninja High School #23

Feb 1991

No listings

Ninja High School #24

Apr 1991

No listings

Ninja High School #26

Jun 1991

No listings

Ninja High School #27

Jul 1991

No listings

Ninja High School #28

Oct 1991

No listings

Ninja High School #29

Dec 1991

No listings

Ninja High School #32

Mar 1992

No listings

Ninja High School #33

May 1992

No listings

Ninja High School #34

Oct 1992

No listings

Ninja High School #35

Jan 1993

No listings

Ninja High School #36

Jan 1993

No listings

Ninja High School #39

Aug 1993

No listings

Ninja High School #40

Earliest catalogued appearances of Anna Feeple, Lendo Rivalsan, Theodore Diggers, and 3 more.

Jun 1994

No listings

Ninja High School #42

Sep 1994

No listings

Ninja High School #46

Earliest catalogued appearance of Zetra Pink.

May 1995

No listings

Ninja High School #47

Jul 1995

No listings

Ninja High School #48

Sep 1995

No listings

Ninja High School #49

Nov 1995

No listings

Ninja High School #50

Earliest catalogued appearances of Mimi Masters, Tomorrow Man, and Tomorrow Lad.

Jan 1996

No listings

Ninja High School #53

Earliest catalogued appearance of Aloysius.

Sep 1996

No listings

Ninja High School #65

Oct 1998

No listings

Ninja High School #76

Aug 2000

No listings

Ninja High School #78

Nov 2000

No listings

Ninja High School #80

Jan 2001

No listings

Ninja High School #81

Feb 2001

No listings

Ninja High School #82

Mar 2001

No listings

Ninja High School #84

May 2001

No listings

Ninja High School #132

Oct 2005

No listings

Ninja High School #160

Apr 2008

No listings

Ninja High School #176

Mar 2014

No listings

Ninja High School #177

Oct 2020

No listings

Ninja High School #178

Nov 2020

No listings

Ninja High School #179

Jun 2021

No listings

Ninja High School #180

Jun 2021

No listings

Ninja High School #182

Jul 2021

No listings

Ninja High School #183

Jan 2022

No listings

Ninja High School #186

Mar 2023

No listings

Tomorrow Girl #1"Tomorrow is Yesterday; Just a Normal Student"

Apr 2023

No listings

Ninja High School #187

May 2023

No listings