1st appearance of Omega Red, a Russian serial killer, captured and experimented on by the government

1st appearance of Squirrel Girl

1st team appearance of the Renegades, Harbinger Resistance Group

1st appearance of Sting, Peter Stanchek

1st appearance of Zephyr, Faith Herbert

1st appearance of Torque, Flamingo and Kris

1st team appearance of the Eggbreakers

Included in issues #1 - #6 was a Mail Away Coupon that, collectively, were redeemable for a variant of Harbinger #0 with a pink cover

[February 2022 - Deadline reports reports Wes Ball to direct for Paramount]

1st full appearance of Carnage, one of a race of extraterrestrial parasites known as the Symbiotes

Carnage is the offspring of Venom

[Carnage made his on-screen debut in Venom 2: Let There Be Carnage, played by Woody Harrelson]

1st appearance of Spawn

1st appearance of Sam & Twitch

1st appearance of Malebolgia

Pin-up of Pitt

[October 2022 - The Spawn movie with Jamie Fox in the lead role will be written by Scott Silver (The Joker) and Malcolm Spellman (Falcon and the Winter Soldier)]

1st team appearance of Weapon P.R.I.M.E.: Weapon X, Rictor, Yeti, Tygerstryke

2nd appearance of the real Domino, previously appeared in X-Force #8

1st cover appearance of the War Machine armor, worn by Tony Stark

⚠ Misconception: cited by many as the first appearance of War Machine. "War Machine" is splashed across the IRON MAN title in reference to the armor’s incredible armaments but the name is not official. The armor, (piloted by Tony Stark in this issue, not James Rhodes) actually debuts in the previous issue, Iron Man #281. In Iron Man #284, James Rhodes suits up in the War Machine armor but does so as Iron Man and does not officially assume the War Machine codename until West Coast Avengers #94, though he is referred to as War Machine in X-Force #21 but as Iron Man in X-Force #20

1st full appearance and origin of Bloodshot

1st appearance and origin of the second Rai

Critical issue that connected stories within the Valiant Universe

1st full appearance of Doomsday, mostly obscured by a containment suit with one arm bound behind his back as he wreaks havoc across the countryside

[July 2022 - DC announced a 30th Anniversary tribute of Superman #75, the Death of Superman and will introduce a new villain named Doombreaker]

1st appearance, cover and origin of Bane

📖 Knightfall Reading Order: next Batman #484

Death of Superman

Death of Doomsday

Every page of this issue is a full or double-splash page

6 million issues sold

Distributed in a black polybag emblazoned with a bloody Superman logo - inside of the bag was a black armband and an obituary

First solo series featuring Venom

1st cameo appearance of General Orwell Taylor

Red holofoil cover

1st appearance of Angela

later acquired by Marvel as Thor's half sister

1st appearance of Medieval Spawn

1st appearance of Cogliostro

Cover inspired by Wonder Woman #72

1st appearance of Static Shock, the first black superhero to star in his own cartoon series

1st appearance of Hotstreak, a villain with the power to control fire

[October 2020 - Warner Brothers and Michael B. Jordan to produce a Static Shock movie / June 2022 - rumor filming will begin late 2022 with Caleb McLaughlin (Stranger Things) in the lead role]

Bane breaks Batman's back

Knightfall Part Eleven

📖 Knightfall Reading Order: next Detective Comics #664

1st appearance of Harley Quinn in a standard comic

[August 2022 - Lady Gaga confirmed to star opposite Joaquin Phoenix in the Joker movie sequel, rumored to portray Harley Quinn]

1st appearance of Hellboy in color

1st full appearance of Impulse, sidekick to Wally West

1st appearance of Ben Reilly as Scarlet Spider, introduced as a clone in The Amazing Spider-Man #149 (1975)

There is a notation on some CGC graded slabs that notate a 'Marvel Direct Marketing' that does not appear to have an affect on value

[August 2022 - Ben Reilly rumored for Across The Spider-Verse / August 2022 - a Trouble board game promotion for Across The Spider-Verse appears to confirm Scarlet Spider's introduction]

1st appearance Jesse Custer the Preacher, Tulip O'Hare, Cassidy and the Saint of Killers

1st full appearance of She-Venom

1st team appearance of Birds of Prey: Black Canary and Oracle

Unofficial team appearance in Showcase 96 #3

1st team appearance of The Thunderbolts: Citizen V (formerly Baron Zemo), Atlas (formerly Goliath), Mach-1 (formerly Beetle), Songbird (formerly Screaming Mimi), Meteorite (formerly Moonstone II) and Techno (formerly Fixer)

[February 2019 - 🚨 KEY COLLECTOR COMICS EXCLUSIVE - a Thunderbolts series is in development]

[SDCC 2022 - Thunderbolts will conclude Marvel’s Phase 5 in July 2024]

1st appearance of Apollo

1st appearance of Midnighter

1st appearance of Spider-Girl, Mayday Parker, the child of Peter and Mary Jane in an alternate universe

1st cameo team appearance of A-Next: Jubilee, Longshot, J2, Thunderstrike, Jolt

1st cameo appearance of J2, Zane Yama, son of the original Juggernaut

Copies ordered by retailers: 29,193

1st appearance of The Goon

1st appearance of Franky

Reprinted as a back-up story in The Goon #1 (1999)

[SDCC 2022- Patrick Osborne to direct movie adaptation for Netflix]

1st appearance of Black Widow, Yelena Belova

It is disputed whether this is a full or cameo appearance

CGC labels this issue "1st appearance of the new Black Widow (Yelena Belova, face not shown)"

[September 2022 - confirmed for the Thunderbolts movie]

2nd appearance of The Goon

2nd appearance of Franky

1st full appearance of the Zombie Priest

1st appearance of Terry McGinnis in a comic book

It is important to be aware of the differences between several editions of this book that exist

Direct Edition - as seen in the image with DIRECT EDITION printed in the UPC box

Newsstand Edition - UPC box in the lower-left corner, dated March 1999 with an original retail price of $1.99

Promotional Edition - 'FREE Special Origin Issue' printed below the DC logo with a white rectangle in the lower-left corner intended for stores to stamp their logo. Dated June 1999 with a Jell-O advertisement on the back cover

Six Flags Promotional Edition - displays a Six Flags amusement park logo printed in the white rectangle. Dated October 1999 with a PlayStation advertisement on the back cover

Third Printing Promotional Edition - dated July 2000 with a Batman Beyond: Return of the Joker DVD advertisement on the back cover

1st appearance and cover of Cassandra Cain, later becomes Batgirl, Orphan II and the Black Bat

1st appearance of David Cain, Orphan not in costume

1st appearance of Harley Quinn in the main DC comic book storytelling universe

1st appearance of the Sentry

1st appearance of The Void, the dark aspect of The Sentry

1st appearance of Jessica Jones

[May 2022 - Ritter tweeted a picture of her and actor Mike Colter with initials of Jessica Jones and Luke Cage plus the hashtags #marvel and #bigtease / rumored to appear in She-Hulk]

September 11th, 2001 tribute issue depicting various Marvel teams and characters working alongside emergency services as New York native, Spider-Man narrates the experience

1st appearance of Elsa Bloodstone, daughter and successor of the famous monster hunter, Ulysses Bloodstone

[September 2022 - Laura Donnelly (The Nevers) to portray Elsa Bloodstone in Werewolf By Night]

1st appearance of Nosferatu in the Marvel Universe

A small Alaskan town is invaded by vampires during a naturally occurring, month-long absence of sunlight

First traditional comic book published by IDW

Copies ordered by retailers: 3,791

1st appearance of Fantomex, Weapon XIII

1st team appearance of X-Corporation (Paris): Darkstar, Multiple Man, Rictor, Monet St. Croix, Cannoball, Siryn

Premiere issue of a series created by Brian K. Vaughn about the last man on a female populated Earth

1st appearance of Invincible

1st appearance of Omni-Man, the father of Invincible

1st appearance of Deborah Grayson, the mother of Invincible

1st appearance of Titan

1st appearance of William Clockwell, Invincible's best friend

1st appearance of David Hiles, a physics teacher

1st cameo appearance of Atom Eve

1st cameo appearance of Science Dog, on a comic cover

Copies ordered by retailers: 10,800

1st team appearance of the Runaways: Alex Wilder, Karolina Dean aka Lucy in the Sky, Molly Hayes aka Bruiser, Nico Minoru aka Sister Grimm, Chase Stein aka Talkback, Gertrude Yorkes aka Arsenic

1st team appearance of the Pride

[July 2022 - Marvel recently trademarked the title Runaways: New Era]

Premiere issue of an ongoing series about survivors of a zombie outbreak from writer Robert Kirkman

Adapted by AMC for cable television

1st appearance of Rick Grimes

1st appearance of Shane Walsh

Print run: 7,266

1st appearance of X-23, Laura Kinney

Laura Kinney debuted in the animated series X-Men: Evolution (2003)

1st appearance of Jason Todd as Red Hood

1st team appearance of the Young Avengers: Kate Bishop, Patriot, Asgardian aka Wiccan, Hulkling, and Iron Lad, who is later revealed to be a young variant of Kang

1st appearance of Shuri, T'Challa's sister and future Black Panther

1st appearance of S'yan, the uncle of T'Challa who held the throne after T'Chaka's assassination

[August 2021 - an inside source reveals to Key Collector Comics that Shuri will be the Black Panther in the MCU]

1st full appearance of Bucky Barnes as the Winter Soldier

[September 2022 - confirmed for the Thunderbolts movie]

1st appearance of Michonne, one of the more resourceful survivors of the series

[SDCC 2022 - Rick and Michonne will be featured in a spin-off limited series]

1st team appearance of the Illuminati: Professor X, Doctor Strange, Black Bolt, Iron Man, Namor

1st full appearance of Marvel Zombies

[November 2021 - Marvel teases a standalone Marvel Zombies animated project]

Multiple first appearances of heroes-turned-zombies

1st appearance of Amadeus Cho aka Mastermind Excello, a Korean American who becomes the Hulk and later Brawn

1st appearances: Heartbreak Kid, Positron Monstro, One-Eyed Jacquie and the Great Video

Cho is a member of The Champions, a team that also includes Miles Morales Spider-Man, Ms. Marvel Kamala Khan, Nova, Cyclops, and Spider-Gwen

There are many places for Cho to fit into the MCU like Shang Chi or Agents of Atlas