See a list I don't already have? Feel free to send the ranking/ballot/list to comicbookcanon@gmail.com and I'll work it into the ranking.
The Comic Book Store (10 Best X-Men Stories of all time)
Walt's Comic Shop (Some of the best X-Men Graphic Novels)
Ranker (The Best X-Men Comic Storylines, Ranked)
IGN (The 25 Greatest X-Men Stories)
Watchmojo (Top 10 X-Men Comics You Should Read)
SlashFlim (The 15 Best X-Men Comics You Need To Read)
Comic Back issues (Best X-Men Stories of All Time)
CBR (Best X-Men Story Arcs & Limited Series)
The Portalist (10 Beastly X-Men Books and Comics)
ScreenRant (15 Best X-Men Comics in History, Ranked)
Super Hero Hype (Best X-Men Comics)
Comics Blend (Greatest X-Men Stories,The Top 5)
Comic Vine (Essential X-men Reading)
Comic Zombie (10 Great X-Men Stories)
GamesRadar (Best X-Men comics of all time)
Good Reads (Best of the X-Men)
Popverse (The best X-Men stories Marvel Comics has ever published)
ComicVine (Greatest X-Men Stories)
Marvel (Series Spotlight X-Men)
Christian Thrailkill (Ranking All the X-men Events
Comicbook.com (10 Best X-Men Comics Of All Time)
Comic Book Herald (Where to Start With X-Men Comics – Essential X-Men Fast Track)
CBR (The 10 Most Important X-Men Comics of All Time, Ranked)
Start with Comics (X-Men Best Comic Books for Beginners You’ll Love)
Vulture (The 18 Uncanniest Comics to Read After Watching X-Men ’97)
SensCritique (Top 25 des meilleurs comics X-Men)
Men's Health (10 Must-Read Comics for X-Men ‘97 Fans)
NewsBytes (Five X-Men comics that everyone should definitely read once)
Nerds of Earth (The 7 Greatest X-Men Stories Ever Told)
Digital Trends (10 best X-Men stories ever, ranked)
Dextero (Ten best X-Men comics to read before their MCU debut)\
Gamers Decide (Top 25 Best X-Men Comics of All Time)
Akira Comics (Los mejores cómics de La Patrulla-X)
r/Xmen (The top 20 X-Men stories as voted by r/xmen)
Cinema Comics (Los 15 mejores cómics de X-MEN)
CBR (10 X-Men Comics You Need to Read Before Kicking the Bucket)
Comicbook.com (The 10 Best X-Men Stories In Marvel History)
CBR (10 Greatest X-Men Comics Of All Time, Ranked)