| Type | Title | Credits | Pgs. |
|---|
| Cover gallery | The Official Handbook of the Marvel Universe Update '89 #1 (b/w) | Ronald Frenz | 2 |
| Text | From the doghouse / Cartoon by KMD | Gregory Wright | 1 |
| Infos and stats | Adversary | Marc Silvestri, Josef Rubinstein | 2 |
| Infos and stats | Alliance of Evil (including info on Frenzy, Stinger, Timeshadow) | James Brock Jr., Josef Rubinstein | 1 |
| Infos and stats | Alraune, Marlene | Sal Velluto, Josef Rubinstein | 2 |
| Infos and stats | Ammo | John Romita Jr., Josef Rubinstein | 1 |
| Infos and stats | Ani-Mator | Bret Blevins, Josef Rubinstein | 1 |
| Infos and stats | Apocalypse | Walter Simonson, Robert Liefeld, Josef Rubinstein | 2 |
| Infos and stats | Apocalypse's Horsemen (including info on Famine, War) | Walter Simonson, Josef Rubinstein | 1 |
| Infos and stats | Arcanna | Paul C. Ryan, Josef Rubinstein | 2 |
| Infos and stats | Archangel | Walter Simonson, Robert Liefeld, Josef Rubinstein | 2 |
| Infos and stats | Arclight | Gavin Curtis, Josef Rubinstein | - |
| Infos and stats | Ariel | Colleen Doran, Josef Rubinstein | 1 |
| Infos and stats | Astro, Vance | Ron Wilson, Josef Rubinstein | 2 |
| Infos and stats | Astronomer | Ronald Lim, Josef Rubinstein | 1 |
| Infos and stats | Banner, Betty Ross | Jeff Purves, Josef Rubinstein | 2 |
| Infos and stats | Battlestar | Kieron M. Dwyer, Josef Rubinstein | 1 |
| Infos and stats | Beyonders | [N.A.] | 1 |
| Infos and stats | Bird-Brain | Bret Blevins, Josef Rubinstein | 1 |
| Infos and stats | Black Fox | Todd McFarlane, Josef Rubinstein | 1 |
| Infos and stats | Blade | Thomas Palmer, Josef Rubinstein | 1 |
| Infos and stats | Blizzard (Donald Gill) | Bob Layton, Josef Rubinstein | 1 |
| Infos and stats | Bloodscream | Allen Milgrom, Josef Rubinstein | 1 |
| Infos and stats | Boom Boom | Jon Bogdanove, Josef Rubinstein | 2 |
| Infos and stats | Box IV | Jim Lee, Josef Rubinstein | 3 |
| Infos and stats | Bullet | John Romita Jr., Josef Rubinstein | 1 |
| Infos and stats | Bullseye | John Romita Jr., Josef Rubinstein | 2 |
| Infos and stats | Bushman | Sal Velluto, Josef Rubinstein | 1 |
| Infos and stats | Bushwacker | Rick Leonardi, Josef Rubinstein | 1 |
| Infos and stats | Byrrah | Richard F. Buckler, Josef Rubinstein | 2 |
| Infos and stats | Cabe, Bethany | Mark D. Bright, Josef Rubinstein | 2 |
| Infos and stats | Captain Britain | Alan Davis, Josef Rubinstein | 2 |
| Infos and stats | Cat (Shen Kuej) | Mike Manley, Josef Rubinstein | 2 |
| Infos and stats | Cat People | Rodney Ramos, Josef Rubinstein | 1 |
| Infos and stats | Chameleon (old entry, updated one in issue #3) | Todd McFarlane, Josef Rubinstein | 1 |
| Infos and stats | Data corrections | Peter Sanderson | 1 |
| Cover gallery | The Official Handbook of the Marvel Universe Update '89 #2 (b/w) | Ronald Frenz | 2 |
| Text | From the doghouse / Cartoon by Steve | Gregory Wright, Steve | 1 |
| Infos and stats | Champion of the Universe | Ron Wilson, Josef Rubinstein | 1 |
| Infos and stats | Chance (Nicholas Powell) | Bob Budiansky, Josef Rubinstein | 1 |
| Infos and stats | Chance (Fallen Angel) | Colleen Doran, Josef Rubinstein | 1 |
| Infos and stats | Chemistro (Curtis Carr), Chemistro (Arch Morton), Chemistro (Calvin Carr) | James Brock Jr., Josef Rubinstein | 2 |
| Infos and stats | Cheney, Lila | Jackson Guice, Josef Rubinstein | 2 |
| Infos and stats | Collins, Rusty | Jon Bogdanove, Josef Rubinstein | 1 |
| Infos and stats | Comet Man | Kelley Jones, Josef Rubinstein | 2 |
| Infos and stats | Commission | Kieron M. Dwyer, Josef Rubinstein | 1 |
| Infos and stats | Cooper, Val | Kieron M. Dwyer, Josef Rubinstein | 1 |
| Infos and stats | Crazy Gang (including a list of all members) | Ronald Lim, Josef Rubinstein | 1 |
| Infos and stats | Crichton, Jaqueline Falsworth | Evan Dorkin, Josef Rubinstein | 2 |
| Infos and stats | Crimson Commando | Marc Siry, Josef Rubinstein | 1 |
| Infos and stats | Damage Control | Ernie Colón, Josef Rubinstein | 1 |
| Infos and stats | Darkhold | Jackson Guice, Mike Harris, Josef Rubinstein | 2 |
| Infos and stats | Dean, Laura | Jim Lee, Josef Rubinstein | 1 |
| Infos and stats | Defenders / Dragon Circle (including a list of all members) | Ronald Frenz, Josef Rubinstein | 2 |
| Infos and stats | De La Fontaine, Contessa Valentina Allegra | Paul Neary, Josef Rubinstein | 1 |
| Infos and stats | Demolition Man | Kieron M. Dwyer, Josef Rubinstein | 2 |
| Infos and stats | Destroyer (Odin's Construct) | Sal Buscema, Josef Rubinstein | 3 |
| Infos and stats | Devil Dinosaur | Colleen Doran, Josef Rubinstein | 1 |
| Infos and stats | Doctor Bong | John Byrne, Josef Rubinstein | 2 |
| Infos and stats | Doctor Doom (Kristoff Vernard) | Keith Pollard, Josef Rubinstein | 2 |
| Infos and stats | Doctor Spectrum (Joseph Ledger) | Paul C. Ryan, Josef Rubinstein | 3 |
| Infos and stats | Dominus (alien) | Allen Milgrom, Josef Rubinstein | 1 |
| Infos and stats | Dominus' Minions | Allen Milgrom, Josef Rubinstein | 1 |
| Infos and stats | Dragon of the Moon | Steve Buccellato, Josef Rubinstein | 1 |
| Infos and stats | Drake, Frank | James Brock Jr., Josef Rubinstein | 1 |
| Infos and stats | Dreaming Celestial | Mike Harris, Josef Rubinstein | 1 |
| Infos and stats | Dreamqueen | Jim Lee, Josef Rubinstein | 2 |
| Infos and stats | Dugan, Dum Dum | Paul Neary, Josef Rubinstein | 2 |
| Infos and stats | Earth Force (including info on Earth Lord, Skyhawk, Wind Warrior) | Ronald Frenz, Josef Rubinstein | 1 |
| Infos and stats | Ecstasy | Mike Vosburg, Josef Rubinstein | 2 |
| Infos and stats | Data corrections | ? | 1 |
| Cover gallery | The Official Handbook of the Marvel Universe Update '89 #3 (b/w) | Ronald Frenz | 2 |
| Text | From the doghouse / Cartoon by Steve (after "Calvin & Hobbes" by Bill Watterson) | Gregory Wright, Steve | 1 |
| Infos and stats | Eon | Mark Gruenwald, Josef Rubinstein | 1 |
| Infos and stats | Excalibur (including a list of members) | Alan Davis, Josef Rubinstein | 1 |
| Infos and stats | Fallen Angels (including a list of members) | Colleen Doran, Josef Rubinstein | 1 |
| Infos and stats | al-Fasaud | Keith Pollard, Josef Rubinstein | 1 |
| Infos and stats | Fin Fang Foom | Walter Simonson, Josef Rubinstein | 1 |
| Infos and stats | Force | Bob Layton, Josef Rubinstein | 2 |
| Infos and stats | Foreigner | Sal Buscema, Josef Rubinstein | 2 |
| Infos and stats | Foster-Kincaid, Jane | Don Heck, Josef Rubinstein | 2 |
| Infos and stats | Four Freedoms Plaza | Eliot R. Brown, Josef Rubinstein | 3 |
| Infos and stats | Frightful Four (including a list of all members) | Keith Pollard, Josef Rubinstein | 1 |
| Infos and stats | Garokk the Petrified Man | Kevin Maguire, Josef Rubinstein | 2 |
| Infos and stats | Gateway | Marc Silvestri, Josef Rubinstein | 1 |
| Infos and stats | Genosha (including a list of known Genoshians) | Marc Silvestri, Josef Rubinstein | 2 |
| Infos and stats | Ghost | Bob Layton, Josef Rubinstein | 2 |
| Infos and stats | Giants of Jotunheim (including a list of known giants) | Javier Saltares, Josef Rubinstein | 2 |
| Infos and stats | Goblyn | Jim Lee, Josef Rubinstein | 1 |
| Infos and stats | Gomi | Colleen Doran, Josef Rubinstein | 1 |
| Infos and stats | Gosamyr | Bret Blevins, Josef Rubinstein | 2 |
| Infos and stats | Great Beasts (including a list of beats) | Rodney Ramos, Josef Rubinstein | 2 |
| Infos and stats | Griffin (John Horton) | Geoff Senior, Josef Rubinstein | 1 |
| Infos and stats | Grog the God Slayer | Ronald Frenz, Josef Rubinstein | 1 |
| Infos and stats | Growing Man | Richard F. Buckler, Josef Rubinstein | 1 |
| Infos and stats | Halflife | Scott Williams, Josef Rubinstein | 1 |
| Infos and stats | Hammerhead | Alex Saviuk, Josef Rubinstein | 2 |
| Infos and stats | Harpoon | Geoff Senior, Josef Rubinstein | 1 |
| Infos and stats | Headlok | Joseph Jusko, Josef Rubinstein | 1 |
| Infos and stats | Headmen (including info on Chondu the Mystic; Nagan, Dr. Arthur; Ruby Thursday; Morgan Dr. Jerold) | John Byrne, Josef Rubinstein | 2 |
| Infos and stats | Hobgoblin (Jason Macendale) | Todd McFarlane, Tom Morgan, Josef Rubinstein | 2 |
| Infos and stats | Hodge, Cameron | Javier Saltares, Josef Rubinstein | 1 |
| Infos and stats | Horton, Phineas T. | John Byrne, Josef Rubinstein | 2 |
| Infos and stats | Hulk | Todd McFarlane, Steve Geiger, Josef Rubinstein | 3 |
| Infos and stats | Chameleon (correct entry) | [N.A.] | - |
| Infos and stats | Data corrections | ? | - |
| Cover gallery | The Official Handbook of the Marvel Universe Update '89 #4 (b/w) | Ronald Frenz | 2 |
| Text | In the doghouse / Cartoon by ? | Gregory Wright | 1 |
| Infos and stats | Human Torch (Android) | Jack Abel, Josef Rubinstein | 1 |
| Infos and stats | Hyperion (Squadron Supreme) | Paul C. Ryan, Josef Rubinstein | 3 |
| Infos and stats | Infectia | Walter Simonson | 2 |
| Infos and stats | Iron Fist | David Cockrum, Josef Rubinstein | 2 |
| Infos and stats | Iron Man | Bob Clayton, Josef Rubinstein | 4 |
| Infos and stats | Jade Dragon | Vince Mielcarek, Josef Rubinstein | 2 |
| Infos and stats | Jarvis, Edwin | Marcus McLaurin, Josef Rubinstein | 1 |
| Infos and stats | Jones, Gabe | Keith Pollard, Josef Rubinstein | 1 |
| Infos and stats | Jubilee | Jim Fern, Josef Rubinstein | 1 |
| Infos and stats | Kala | Marc Siry, Josef Rubinstein | 1 |
| Infos and stats | Kaluu | Jackson Guice | 2 |
| Infos and stats | Killraven | Philip Craig Russell | 2 |
| Infos and stats | Killraven's Freemen (including info on Frost, Carmilla; Old Skull; M'Shulla) | Gavin Curtis | 1 |
| Infos and stats | Kubik | Mike Harris, Josef Rubinstein | 4 |
| Infos and stats | K'un-L'un | Eliot R. Brown, Josef Rubinstein | 1 |
| Infos and stats | Leech | Robert Liefeld, Josef Rubinstein | 1 |
| Infos and stats | Leeds, Betty Brant | Sal Buscema | 2 |
| Infos and stats | Left-Winger | Kieron M. Dwyer, Josef Rubinstein | 1 |
| Infos and stats | Leir | Ronald Frenz, Josef Rubinstein | 1 |
| Infos and stats | Lobo, Carlos | Sal Buscema | 2 |
| Infos and stats | Living Mummy | Kerry Gammill, Josef Rubinstein | 1 |
| Infos and stats | Lumpkin, Willie | Richard Howell, Josef Rubinstein | 1 |
| Infos and stats | Mackenzie, Al | Keith Pollard, Josef Rubinstein | 1 |
| Infos and stats | MacTaggert, Moira | Rodney Ramos | 1 |
| Infos and stats | Madame Hydra | Paul Neary, Josef Rubinstein | 1 |
| Infos and stats | Madame, Web | John Romita Jr., Josef Rubinstein | 1 |
| Infos and stats | Maddicks, Artie | Robert Liefeld, Josef Rubinstein | 2 |
| Infos and stats | Madripoor (including a list of known residents) | Mike Harris, Josef Rubinstein | 1 |
| Infos and stats | Maison Alpha | Marcus McLaurin, Josef Rubinstein | 1 |
| Infos and stats | Manikin | James Brock Jr. | 2 |
| Infos and stats | Data corrections | ? | 1 |
| Cover gallery | The Official Handbook of the Marvel Universe Update '89 #5 (b/w) | Ronald Frenz | 2 |
| Fun/Game | Cartoon by RS | Ronn Stern | 1 |
| Infos and stats | Marauders (including a list of all members) | Marc Silvestri, Josef Rubinstein | 1 |
| Infos and stats | Mason, Louise | John Byrne, Josef Rubinstein | 1 |
| Infos and stats | Master Menace | Paul C. Ryan, Josef Rubinstein | 2 |
| Infos and stats | Master Mold | Walter Simonson, Josef Rubinstein | 2 |
| Infos and stats | Max | Kelly P. Corvese, Josef Rubinstein | 2 |
| Infos and stats | Meggan | Alan Davis, Josef Rubinstein | 1 |
| Infos and stats | Mister Jip | Bret Blevins, Josef Rubinstein | 2 |
| Infos and stats | Mister Sinister | Marc Silvestri, Josef Rubinstein | 2 |
| Infos and stats | Molten Man | Erik Larsen, Josef Rubinstein | 2 |
| Infos and stats | Mongoose | Ronald Frenz, Josef Rubinstein | 1 |
| Infos and stats | Moon Boy | Colleen Doran, Josef Rubinstein | 2 |
| Infos and stats | Naga | Mark Bagley, Josef Rubinstein | 2 |
| Infos and stats | Nanny | Walter Simonson, Josef Rubinstein | 2 |
| Infos and stats | N'Astirh | Ron Wilson, Josef Rubinstein | 2 |
| Infos and stats | Nelson, Franklin "Foggy" | Gregory Wood, Josef Rubinstein | 2 |
| Infos and stats | Neville, Kate | Keith Pollard, Josef Rubinstein | 1 |
| Infos and stats | Night Shift (including a list of members and info on Misfit, Needle, Digger, Dansen Macabre, Ticktock) | Mike Harris, Many Hands, Josef Rubinstein | 2 |
| Infos and stats | North, Dakota | Marcus McLaurin, Josef Rubinstein | 1 |
| Infos and stats | Numinus | Jon Bogdanove, Josef Rubinstein | 1 |
| Infos and stats | Orphan-Maker | Walter Simonson, Josef Rubinstein | 1 |
| Infos and stats | Osborn, Harold "Harry" | Erik Larsen, Josef Rubinstein | 2 |
| Infos and stats | Page, Karen | Ron Wilson, Josef Rubinstein | 2 |
| Infos and stats | Parker, May | Mike Harris, Josef Rubinstein | 2 |
| Infos and stats | Peregrine | Don Heck, Josef Rubinstein | 1 |
| Infos and stats | Persuasion | Ronald Lim, Josef Rubinstein | 1 |
| Infos and stats | Pierce, Alexander Goodwin | Keith Pollard, Josef Rubinstein | 1 |
| Infos and stats | Plasma | Richard F. Buckler, Josef Rubinstein | 1 |
| Infos and stats | Poison | Kelly P. Corvese, Josef Rubinstein | 1 |
| Infos and stats | Power, Dr. James | Ron Wilson, Josef Rubinstein | 2 |
| Infos and stats | Power, Margaret | Ron Wilson, Josef Rubinstein | 1 |
| Infos and stats | Power Princess | Paul C. Ryan, Josef Rubinstein | 2 |
| Infos and stats | Data corrections | ? | 1 |
| Cover gallery | The Official Handbook of the Marvel Universe Update '89 #6 (b/w) | Ronald Frenz | 2 |
| Fun/Game | The Marvel Universe Mobile...! | Kelly P. Corvese | 1 |
| Infos and stats | Prowler | Erik Larsen, Josef Rubinstein | 2 |
| Infos and stats | Psylocke | Mike Harris, Josef Rubinstein | 2 |
| Infos and stats | Quantum | Paul C. Ryan, Josef Rubinstein | 2 |
| Infos and stats | Quicksand | Ronald Frenz, Josef Rubinstein | 2 |
| Infos and stats | Razorback | John Byrne, Josef Rubinstein | 2 |
| Infos and stats | Reavers (including a list of all members) | Marc Silvestri, Josef Rubinstein | 2 |
| Infos and stats | Red Ghost's Super Apes | John Byrne, Josef Rubinstein | 2 |
| Infos and stats | Red Skull (Johann Schmidt) | John Byrne, Josef Rubinstein | 4 |
| Infos and stats | Red Wolf (William Talltree) | Javier Saltares, Josef Rubinstein | 2 |
| Infos and stats | Rictor | Bret Blevins, Josef Rubinstein | 1 |
| Infos and stats | Right | Bret Blevins, Josef Rubinstein | 2 |
| Infos and stats | Right-Winger | Kieron M. Dwyer, Josef Rubinstein | 1 |
| Infos and stats | Rintrah | Jackson Guice, Josef Rubinstein | 1 |
| Infos and stats | Robertson, Joseph "Robbie" | Sal Buscema, Josef Rubinstein | 2 |
| Infos and stats | Rocket Racer | Sal Buscema, Josef Rubinstein | 2 |
| Infos and stats | Roma | Alan Davis, Josef Rubinstein | 1 |
| Infos and stats | Roughhouse | John Buscema, Josef Rubinstein | 1 |
| Infos and stats | Runner | Marshall Rogers, Josef Rubinstein | 2 |
| Infos and stats | Satannish | Jackson Guice, Josef Rubinstein | 2 |
| Infos and stats | Saturnyne | Alan Davis, Josef Rubinstein | 1 |
| Infos and stats | Savage Land | Eliot R. Brown, Josef Rubinstein | 3 |
| Infos and stats | Scalphunter | Marc Silvestri, Josef Rubinstein | 1 |
| Infos and stats | Scarlet Centurion | Paul C. Ryan, Josef Rubinstein | 2 |
| Infos and stats | Scrambler | Marc Silvestri, Josef Rubinstein | 1 |
| Infos and stats | Sefton, Amanda | June Brigman, Josef Rubinstein | 2 |
| Infos and stats | Serpent Society (including a list of all members and info on Black Racer, Boomslang, Coachwhip, Puff Adder, Rock Python) | Kieron M. Dwyer, Josef Rubinstein | 2 |
| Infos and stats | Data updates | ? | 1 |
| Cover gallery | The Official Handbook of the Marvel Universe Update '89 #7 (b/w) | Ronald Frenz | 2 |
| Fun/Game | A Marvel Punyverse Reject (Iron Man penciled by HW, inked by BC - "Now you see why they're editors!") | Howard A. Mackie, Bobbie Chase | 1 |
| Infos and stats | Set | Mark Bagley, Josef Rubinstein | 3 |
| Infos and stats | Seth (Death god) | Ronald Frenz, Josef Rubinstein | 2 |
| Infos and stats | Shadowmasters (including a list of all members) | Dan Lawlis, Josef Rubinstein | 1 |
| Infos and stats | Shalla-Bal | Ronald Lim, Josef Rubinstein | 1 |
| Infos and stats | Shield II (including a list of leading members) | Keith Pollard, Josef Rubinstein | 1 |
| Infos and stats | Silver | John Calimee, Josef Rubinstein | 1 |
| Infos and stats | Sisters of Sin (including a list of all members) | Allen Milgrom, Josef Rubinstein | 1 |
| Infos and stats | Skids | Jon Bogdanove, Josef Rubinstein | 1 |
| Infos and stats | Slug | Cynthia Martin, Josef Rubinstein | 1 |
| Infos and stats | Solo | Erik Larsen, Josef Rubinstein | 2 |
| Infos and stats | Speedball | Stephen J. Ditko, Josef Rubinstein | 1 |
| Infos and stats | Spellbinder | Marc Siry, Josef Rubinstein | 2 |
| Infos and stats | Spyder | Bret Blevins, Josef Rubinstein | 2 |
| Infos and stats | Storm, Alicia Masters (a mixture of Alicia's and Lyja's data) | Paul C. Ryan, Josef Rubinstein | 1 |
| Infos and stats | Sundragon | James Brock Jr., Josef Rubinstein | 2 |
| Infos and stats | Sunstroke | Allen Milgrom, Josef Rubinstein | 1 |
| Infos and stats | Super Sabre | Jackson Guice, Josef Rubinstein | 1 |
| Infos and stats | Supreme Soviets (including a list of all members) | Kieron M. Dwyer, Josef Rubinstein | 2 |
| Infos and stats | Swarm | John Byrne, Josef Rubinstein | 2 |
| Infos and stats | S'ym | Bret Blevins, Josef Rubinstein | 2 |
| Infos and stats | Tarantula (Luiz Alvaraz) | Erik Larsen, Josef Rubinstein | 1 |
| Infos and stats | Tarr, Black Jack | David Day, Josef Rubinstein | 1 |
| Infos and stats | TESS-One | Paul C. Ryan, Josef Rubinstein | 1 |
| Infos and stats | Technet (including a list of all members) | Alan Davis, Josef Rubinstein | 2 |
| Infos and stats | Thompson, Eugene "Flash" | Sal Buscema, Josef Rubinstein | 2 |
| Infos and stats | Tombstone | Sal Buscema, Josef Rubinstein | 2 |
| Infos and stats | Topaz | Jackson Guice, Josef Rubinstein | 2 |
| Infos and stats | Trader | Ronald Lim, Josef Rubinstein | 1 |
| Infos and stats | Trickshot | Allen Milgrom, Josef Rubinstein | 1 |
| Infos and stats | Tyger Tiger | Marcus McLaurin, Josef Rubinstein | 2 |
| Infos and stats | Typhoid Mary | John Romita Jr., Josef Rubinstein | 2 |
| Infos and stats | Tyrak | Paul C. Ryan, Josef Rubinstein | 1 |
| Infos and stats | Data update | ? | 1 |
| Cover gallery | The Official Handbook of the Marvel Universe Update '89 #8 (b/w) | Ronald Frenz | 2 |
| Fun/Game | The Marvel Side (after "The Far Side" by Gary Larsen) | Marc Siry | 1 |
| Infos and stats | U-Man | Richard F. Buckler, Josef Rubinstein | 1 |
| Infos and stats | Urich, Ben | John Romita Jr., Josef Rubinstein | 1 |
| Infos and stats | U.S. Agent | Kieron M. Dwyer, Josef Rubinstein | 3 |
| Infos and stats | Utgard-Loki | Sal Buscema, Josef Rubinstein | 1 |
| Infos and stats | Vagabond | Gavin Curtis, Josef Rubinstein | 1 |
| Infos and stats | Venom | Erik Larsen, Josef Rubinstein | 3 |
| Infos and stats | Vertigo (Savage Land Mutate) | Marc Silvestri, Josef Rubinstein | 1 |
| Infos and stats | Vishanti | Michael Mignola, Josef Rubinstein | 2 |
| Infos and stats | Vision | John Byrne, Josef Rubinstein | 3 |
| Infos and stats | Warwolves | Alan Davis, Josef Rubinstein | 1 |
| Infos and stats | Watchdogs | Kieron M. Dwyer, Josef Rubinstein | 1 |
| Infos and stats | Watson-Parker, Mary Jane | Erik Larsen, Josef Rubinstein | 4 |
| Infos and stats | Whiteout | Marc Silvestri, Josef Rubinstein | 1 |
| Infos and stats | Whizzer (Squadron Supreme) | Paul C. Ryan, Josef Rubinstein | 1 |
| Infos and stats | Widget | Alan Davis, Josef Rubinstein | 1 |
| Infos and stats | Wildboys | John Romita Jr., Josef Rubinstein | 1 |
| Infos and stats | Wiz Kid | Jon Bogdanove, Josef Rubinstein | 1 |
| Infos and stats | Wolfpack (including a list of all members) | Ron Wilson, Josef Rubinstein | 1 |
| Infos and stats | Wong | Michael Mignola, Josef Rubinstein | 2 |
| Infos and stats | Worm | Marc Silvestri, Josef Rubinstein | 1 |
| Infos and stats | Xemnu the Titan | John Byrne, Josef Rubinstein | 3 |
| Infos and stats | X-Factor Ship | Paul Martin Smith, Josef Rubinstein | 1 |
| Infos and stats | X-Terminators (including a list of all members) | Jon Bogdanove, Josef Rubinstein | 1 |
| Infos and stats | Yashida, Mariko | Allen Milgrom, Josef Rubinstein | 2 |
| Infos and stats | Young Gods (including a list of all members) | Thomas F. Sutton, Josef Rubinstein | 2 |
| Infos and stats | Yukio | Allen Milgrom, Josef Rubinstein | 2 |
| Infos and stats | Zaladane | Marc Silvestri, Josef Rubinstein | 2 |
| Infos and stats | Pryor, Madelyne (Deceased) | Marc Silvestri, Josef Rubinstein | 3 |
| Infos and stats | Data update | ? | 2 |
| Infos and stats | Angel | Kerry Gammill, Josef Rubinstein | 2 |
| Infos and stats | Beast | [N.G.] | 1 |
| Infos and stats | Cyclops | Jackson Guice, Josef Rubinstein | 3 |
| Infos and stats | Hawkeye | [N.G.] | 3 |
| Infos and stats | Hawkeye's sky-cycle | Eliot R. Brown, Josef Rubinstein | 1 |
| Infos and stats | Hellcat | [N.G.] | 2 |
| Infos and stats | Hellstorm | [N.G.] | 2 |
| Infos and stats | Nomad (Jack Monroe) | [N.G.] | 2 |
| Infos and stats | Power Broker | [N.A.] | 1½ |
| Infos and stats | Pym, Dr. Henry | [N.G.] | 4 |
| Infos and stats | Wonder Man | [N.G.] | 3 |
| Infos and stats | Zodiac (including info on Aquarius, Aries, Cancer, Capricorn II, Gemini, Leo I-II, Libra, Pisces II, Sagittarius I-II, Taurus I-II, Virgo II) | [N.G.] | 3 |
