Series

X-Factor

Marvel 1986–1998 Ongoing Series 150 issues

Originally starring the original X-Men (Cyclops, Marvel Girl, Beast, Iceman, Angel) as a government-sponsored mutant team, later reinvented multiple times. Featured landmark arcs including the Fall of the Mutants and Peter David's acclaimed run exploring mutant investigations.

Key Creators

writer

Louise Simonson (57) , Howard Mackie (34) , Peter David (22) , J. M. DeMatteis (14)

penciller

Walter Simonson (32) , Jeff Matsuda (20) , Rick Parker (17) , Steve Epting (14)

inker

Al Milgrom (82) , Walter Simonson (30) , Bob Wiacek (23) , Art Thibert (23) , Rick Parker (17) +1 more

colorist

Glynis Oliver (75) , Petra Goldberg (36) , Tom Vincent (16)

letterer

Richard Starkings (66) , Joe Rosen (60) , Michael Heisler (17)

Notable Runs

Louise Simonson's X-Factor Louise Simonson · writer

1986–1991

Peter David's X-Factor (Government Team) Peter David · writer

1991–1993

Issues

Covers Table

#	Title	Cover Date	Store Date	Pages
-1	—	Jul 1997	May 1997	36
1	—	Feb 1986	Nov 1985	52
2	—	Mar 1986	Dec 1985	36
3	—	Apr 1986	Jan 1986	36
4	—	May 1986	Feb 1986	36
5	—	Jun 1986	Mar 1986	36
6	—	Jul 1986	Apr 1986	36
7	—	Aug 1986	May 1986	36
8	—	Sep 1986	Jun 1986	36
9	—	Oct 1986	Jul 1986	36
10	—	Nov 1986	Aug 1986	36
11	—	Dec 1986	Sep 1986	36
12	—	Jan 1987	Oct 1986	36
13	—	Feb 1987	Nov 1986	36
14	—	Mar 1987	Dec 1986	36
15	—	Apr 1987	Jan 1987	36
16	—	May 1987	Feb 1987	36
17	—	Jun 1987	Mar 1987	36
18	—	Jul 1987	Apr 1987	36
19	—	Aug 1987	May 1987	36
20	—	Sep 1987	Jun 1987	36
21	—	Oct 1987	Jul 1987	36
22	—	Nov 1987	Aug 1987	36
23	—	Dec 1987	Sep 1987	36
24	—	Jan 1988	Sep 1987	36
25	—	Feb 1988	Oct 1987	52
26	—	Mar 1988	Nov 1987	36
27	—	Apr 1988	Dec 1987	36
28	—	May 1988	Jan 1988	36
29	—	Jun 1988	Feb 1988	36
30	—	Jul 1988	Mar 1988	36
31	—	Aug 1988	Apr 1988	36
32	—	Sep 1988	May 1988	36
33	—	Oct 1988	Jun 1988	36
34	—	Nov 1988	Jul 1988	36
35	—	Dec 1988	Aug 1988	36
36	—	Jan 1989	Sep 1988	36
37	—	Feb 1989	Oct 1988	36
38	—	Mar 1989	Nov 1988	52
39	—	Apr 1989	Dec 1988	36
40	—	May 1989	Jan 1989	36
41	—	Jun 1989	Feb 1989	36
42	—	Jul 1989	Mar 1989	36
43	—	Aug 1989	Apr 1989	36
44	—	Sep 1989	May 1989	36
45	—	Oct 1989	Jun 1989	36
46	—	Nov 1989	Jul 1989	36
47	—	Nov 1989	Aug 1989	36
48	—	Dec 1989	Sep 1989	36
49	—	Dec 1989	Oct 1989	36
50	—	Jan 1990	Nov 1989	52
51	—	Feb 1990	Dec 1989	36
52	—	Mar 1990	Jan 1990	36
53	—	Apr 1990	Feb 1990	36
54	—	May 1990	Mar 1990	36
55	—	Jun 1990	Apr 1990	36
56	—	Jul 1990	May 1990	36
57	—	Aug 1990	Jun 1990	36
58	—	Sep 1990	Jul 1990	36
59	—	Oct 1990	Aug 1990	36
60	—	Nov 1990	Sep 1990	36
61	—	Dec 1990	Oct 1990	40
62	—	Jan 1991	Nov 1990	40
63	—	Feb 1991	Dec 1990	36
64	—	Mar 1991	Jan 1991	36
65	—	Apr 1991	Feb 1991	36
66	—	May 1991	Mar 1991	36
67	—	Jun 1991	Apr 1991	36
68	—	Jul 1991	May 1991	36
69	—	Aug 1991	Jun 1991	36
70	—	Sep 1991	Jul 1991	36
71	—	Oct 1991	Aug 1991	36
72	—	Nov 1991	Sep 1991	44
73	—	Dec 1991	Oct 1991	36
74	—	Jan 1992	Nov 1991	36
75	—	Feb 1992	Dec 1991	52
76	—	Mar 1992	Jan 1992	36
77	—	Apr 1992	Feb 1992	36
78	—	May 1992	Mar 1992	36
79	—	Jun 1992	Apr 1992	36
80	—	Jul 1992	May 1992	36
81	—	Aug 1992	Jun 1992	36
82	—	Sep 1992	Jul 1992	36
83	—	Oct 1992	Aug 1992	36
84	—	Nov 1992	Sep 1992	36
85	—	Dec 1992	Oct 1992	36
86	—	Jan 1993	Nov 1992	36
87	—	Feb 1993	Dec 1992	36
88	—	Mar 1993	Jan 1993	36
89	—	Apr 1993	Feb 1993	36
90	—	May 1993	Mar 1993	36
91	—	Jun 1993	Apr 1993	36
92	—	Jul 1993	May 1993	52
93	—	Aug 1993	Jun 1993	36
94	—	Sep 1993	Jul 1993	36
95	—	Oct 1993	Aug 1993	36
96	—	Nov 1993	Sep 1993	36
97	—	Dec 1993	Oct 1993	52
98	—	Jan 1994	Nov 1993	36
99	—	Feb 1994	Dec 1993	36
100	—	Mar 1994	Jan 1994	52
101	—	Apr 1994	Feb 1994	36
102	—	May 1994	Mar 1994	48
103	—	Jun 1994	Apr 1994	36
104	—	Jul 1994	May 1994	36
105	—	Aug 1994	Jun 1994	36
106	—	Sep 1994	Jul 1994	52
107	—	Oct 1994	Aug 1994	36
108	—	Nov 1994	Sep 1994	44
109	—	Dec 1994	Oct 1994	36
110	—	Jan 1995	Nov 1994	36
111	—	Feb 1995	Dec 1994	36
112	—	Jul 1995	May 1995	36
113	—	Aug 1995	Jun 1995	36
114	—	Sep 1995	Jul 1995	36
115	—	Oct 1995	Aug 1995	36
116	—	Nov 1995	Sep 1995	36
117	—	Dec 1995	Oct 1995	36
118	—	Jan 1996	Nov 1995	36
119	—	Feb 1996	Dec 1995	36
120	—	Mar 1996	Jan 1996	36
121	—	Apr 1996	Feb 1996	36
122	—	May 1996	Mar 1996	36
123	—	Jun 1996	Apr 1996	36
124	—	Jul 1996	May 1996	36
125	—	Aug 1996	Jun 1996	60
126	—	Sep 1996	Jul 1996	44
127	—	Oct 1996	Aug 1996	44
128	—	Nov 1996	Sep 1996	44
129	—	Dec 1996	Oct 1996	44
130	—	Jan 1997	Nov 1996	44
131	—	Feb 1997	Dec 1996	44
132	—	Mar 1997	Jan 1997	44
133	—	Apr 1997	Feb 1997	36
134	—	May 1997	Mar 1997	36
135	—	Jun 1997	Apr 1997	44
136	—	Aug 1997	Jun 1997	38
137	—	Sep 1997	Jul 1997	38
138	—	Oct 1997	Aug 1997	38
139	—	Nov 1997	Sep 1997	38
140	—	Dec 1997	Oct 1997	36
141	—	Jan 1998	Nov 1997	38
142	—	Feb 1998	Dec 1997	38
143	—	Mar 1998	Jan 1998	38
144	—	Apr 1998	Feb 1998	38
145	—	May 1998	Mar 1998	38
146	—	Jun 1998	Apr 1998	38
147	—	Jul 1998	May 1998	38
148	—	Aug 1998	Jun 1998	38
149	—	Sep 1998	Jul 1998	38