Key Issues
Batman The Killing Joke: The Key Editions to Collect
Batman: The Killing Joke (1988): first printing, Deluxe Edition, Absolute 30th Anniversary, signed copies and CGC 9.8 rating to know.
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Key Issues
Justice League: The Key Comics to Know (2026 Guide)
Discover the key Justice League comics: Brave and the Bold #28, JLA #1, Crisis on Infinite Earths #1 and their real market value.
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Comics History
TMNT Comics History: Mirage, Archie, Image, IDW
History of TMNT comics from 1984 to 2024: Mirage Studios, Archie, Image, IDW. Prints, publishers, key issues and markers for collectors.
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Collector's Guide
Flea Markets and Comics: Finding the Good Deals
How to spot a rare comic at flea markets, avoid misleading reissues and estimate its value: practical guide for bargain hunters and collectors.
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Collector's Guide
Missing Comics: Complete Guide to Finding Every Issue
Comics missing from your collection? Complete method to identify, prioritize and find each number: census, tools, search channels.
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Collector's Guide
Exporting Your Comic Collection: Complete Guide 2026
Complete guide to exporting your comic collection: CSV/PDF formats, essential data to include, insurance and verification of CGC certifications.
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Valuation
Misprints comics: which errors have value
Double cover, miswrap, inking error, blank or recalled print: which printing errors become valuable and how to authenticate them.
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Films & Series
Ultimate Avengers (2006) versus Mark Millar's comics
Ultimate Avengers (2006) vs The Ultimates (2002): adapt the plan that cinema was going to follow, by removing its cynicism. Key numbers to collect.
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Films & Series
The Tick versus Ben Edlund's comics
The Tick (1994) vs the comic by Ben Edlund (New England Comics, 1988): a micro-publishing key, the real rarity. Complete comparison.
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Key Issues
Jungle Action Key Issues: Killmonger and Panther's Rage
Jungle Action key issues: 1st appearance of Killmonger (#6), death of Panther's Rage (#17), Panther vs the Klan (#19). Complete guide and real rating.
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Comics History
Thor History in Comics: Marvel Origins and Evolution
Trace the history of Thor in comics: from Journey into Mystery #83 to Jane Foster, the origins, the evolution of the character and its impact on the rating.
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Collector's Guide
Estimating Your Comics' Value Before Selling
Before selling your comics, learn to estimate their real value: edition/run, CGC condition, rarity census and impact of film adaptations on the price.
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