The Trending 20 is a weekly feature that tracks which comic books are showing a notable increase in interest by analyzing quantities sold on eBay during the current week compared to the previous week  Refreshed every Thursday

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1st appearance of Hazmat, a woman confined to a hazmat suit who exudes radiation and other deadly substances

1st appearance of Mettle, a skinless, armored mutant

1st appearance of Striker, fame-obsessed mutant

1st appearance of Veil, a young woman with the ability to transform into a gaseous state

1st appearance of Finesse, a polymath with powers similar to Taskmaster who is suspected of being her father

[July 2022 - Marvel recently trademarked the title Avengers Academy]

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Crossover of characters from the video game Fortnite

Sealed with a redeemable code to unlock the Batman Zero Wing Glider

If all six codes from each issue are redeemed, players will get access to Armored Batman Zero suit

All reprints for each issue will also have the codes to unlock DC extras in Fortnite

1:25 ⋅ Marvel ⋅ 2021

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Variant cover art by Kevin Eastman

Bad Idea ⋅ 2021

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One-shot told almost entirely in double-page spreads

A boy's last thoughts before being swallowed by a whale is that his father will seek vengeance for his son's death, but when he discovers a tiny town inside of the whale, his father becomes their greatest threat

Eve #1

Non-Key

1:50 ⋅ BOOM! ⋅ 2021

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Variant cover art by InHyuk Lee

Batman #108

Non-Key

1:50 ⋅ DC ⋅ 2021

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Variant cover art by Artgerm

Foil edition

Dark Horse ⋅ 2015

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Key Facts

Premiere issue of a 5-part series set in the idyllic atmosphere of the 1960s juxtaposed by an unexpected ruthless murderer

[previously on The Spec Deck: Lady Killers was to be announced as one of Dark Horse’s projects in development but the status is now unknown in the aftermath of the film industry shutdown of 2020]

[May 2021 - Blake Lively in the lead role with Diablo Cody writing for Netflix adaptation]

DC Vertigo ⋅ 2009

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Preview of Sweet Tooth, published August 5, 2009

1 of 2 previews that went on-sale the same day, Greek Street #2 being the other

DC Vertigo ⋅ 2009

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A young man with deer-like features journeys to a sanctuary, hunted by those who believe the half-human-animal hybrids are somehow responsible for the plague that has been erasing humanity

Copies ordered by retailers: 18,551

Adapted for a Netflix television series

DC ⋅ 2019

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1st appearance of Naomi, a teenage girl with extraordinary powers

1st appearance of Dee, a mentor to Naomi

Adapted for a CW TV series that aired for one season

Copies ordered by retailers: 25,252

Price Trend
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Key Facts

1st appearance of Guy Gardner, Hal Jordan's backup Green Lantern

[July 2023 - Guy Gardner to be portrayed by Nathan Fillion in Superman: Legacy]

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Guy Gardner stands in for Hal Jordan as Earth's Green Lantern

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1st team appearance of the Mighty Avengers: Luke Cage, Spider-Man (Octavius), Spectrum and Spider-Hero

1st appearance of Blade as Spider-Hero

Monica Rambeau becomes Spectrum, formerly Photon, Pulsar and the second Ms. Marvel

BOOM! ⋅ 2020

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In a world where those with a magical heritage are threatened with death, a young boy must keep his abilities a secret until he is forced to embrace his gift

[May 2021 - writer James Tynion vaguely teases “meetings” he is having about this property implying a potential movie or TV deal]

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1st appearance of Red Sonja

⚠ Misconception: cited by many resources as a cameo appearance of Red Sonja but she appears in over 20 panels, fights and is introduced by name

[August 2022 - filming is scheduled to begin with Matilda Lutz cast in the main role]

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Key Facts

1st cover and 2nd appearance of Red Sonja

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Key Facts

1st cameo appearance of Sabine Wren, a Mandalorian warrior

1st cameo appearance of Ezra Bridger

1st cameo appearance of Hera Syndulla

1st appearance of Kanan Jarrus

⚠️ Debatable Firsts: CGC labels Kanan #1 the first appearance of the above listed characters without distinction of cameo or full. View additional images of the single panel appearance

📖 Reading Order: next read Kanan The Last Padawan #2, then read Darth Vader #1 (2017 series)

Image ⋅ 2004

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1st appearance of Angstrom Levy

[May 2021 - Robert Kirkman teased on Twitter future seasons of Invincible will introduce Angstrom Levy and the multiverse]

Copies ordered by retailers: 8,427

Marvel ⋅ 1964

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Key Facts

1st appearance of Dormammu, ruler of the Dark Dimension

1st appearance of Clea, future wife of Doctor Strange, unnamed

Doctor Strange first uses the phrase 'By The Hoary Hosts of Hoggoth

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