This was just my bookmarked list so idk if all these are evil mcs or not. A lot of them are low in word count or dead but theres some long ones too, I figured I might as well put the short ones in too. My bad if most of these have been linked already.
Dungeon defense https://novelfull.com/dungeon-defense/chapter-1-volume-1.html
Carefree path of dreams https://novelfull.com/carefree-path-of-dreams/chapter-1-fang-yuan.html
Low dimensional game https://fastnovel.net/low-dimensional-game1-309/chapter-171878.html
FFF class trashero https://boxnovel.com/novel/fff-class-trashero/chapter-1/
Everybody loves large chests https://www.royalroad.com/fiction/8894/everybody-loves-large-chests
Plundering the heavens https://www.novelhall.com/Plundering-the-Heavens-1788/
A New Dark Lord - A Lord Voldemort SI https://www.fanfiction.net/s/13333521/1/A-New-Dark-Lord-A-Lord-Voldemort-SI
A Sorcerer's Ambition https://www.fanfiction.net/s/13548552/1/A-Sorcerer-s-Ambition
Harry Potter: The Overlord Returns Home https://www.fanfiction.net/s/7201305/1/Harry-Potter-The-Overlord-Returns-Home
The Denarian Renegade https://www.fanfiction.net/s/3473224/1/The-Denarian-Renegade
A King in the Making https://www.fanfiction.net/s/13114127/1/A-King-in-the-Making
I am not a hero, nor a villain https://www.fanfiction.net/s/13309448/1/I-am-not-a-hero-nor-a-villain
A Gamers Guide to Conquest https://www.fanfiction.net/s/13420228/28/A-Gamers-Guide-to-Conquest
Confund Us https://archiveofourown.org/works/9429308/chapters/21879395#workskin
Fury of the Hellspawn: The tale of an Incubus https://ficwad.com/story/10931
A Gamers New Game Plus https://www.fanfiction.net/s/13391375/1/A-Gamers-New-Game-Plus
From Isekai Protagonist to Global Cult Leader https://forum.questionablequesting.com/threads/from-isekai-protagonist-to-global-cult-leader-arifureta-si.7934/reader
A Sociopath in this 'Wonderful' World! https://www.fanfiction.net/s/13285825/1/
Something Wicked This Way Comes https://www.fanfiction.net/s/13231441/1/Something-Wicked-This-Way-Comes
Aggressive Love https://www.fanfiction.net/s/12619258/1/Aggressive-Love
The Iron Conqueror https://www.fanfiction.net/s/13528666/1/Terror-of-the-Multiverse
A Gamers Guide to Omnipotence https://www.fanfiction.net/s/13548017/1/A-Gamers-Guide-to-Omnipotence
Overpowered Gamer Works https://www.fanfiction.net/s/13282915/1/Overpowered-Gamer-Works
Force Without Balance https://www.fanfiction.net/s/13038605/1/Force-Without-Balance
Metagaming Immortality https://www.fanfiction.net/s/13557320/1/Metagaming-Immortality
Magic and How To Steal It https://www.fanfiction.net/s/13474854/1/Magic-and-How-To-Steal-It
Exelica Infinity: Forging Reality https://www.fanfiction.net/s/12948505/1/Exelica-Infinity-Forging-Reality
Lucifer - The Evil Within https://www.fanfiction.net/s/13182948/1/Lucifer-The-Evil-Within
Dark Discoveries https://www.fanfiction.net/s/13084626/1/Dark-Discoveries
Tainted Desire https://www.fanfiction.net/s/12883140/1/Tainted-Desire
The Merchant of Death https://www.fanfiction.net/s/13105717/1/The-Merchant-of-Death
Nine Tailed Possession https://www.fanfiction.net/s/10571990/1/Nine-Tailed-Possession
Remnant – A World Where Dreams Come True https://www.fanfiction.net/s/12273111/1/Remnant-A-World-Where-Dreams-Come-True
The Overlord Dominates The Marvel Universe https://www.fanfiction.net/s/10416639/1/The-Overlord-Dominates-The-Marvel-Universe
A New World to Conquer https://www.fanfiction.net/s/11973480/1/A-New-World-to-Conquer
Black From The Ink https://www.fanfiction.net/s/12984240/1/Black-From-The-Ink
[NSFW] Inconsequential (Jumpchain Adventures) https://forum.questionablequesting.com/threads/inconsequential-jumpchain-adventures.10817/reader
That Time That I Got Reincarnated In A Not So Magical World https://www.fanfiction.net/s/13392053/1/That-Time-That-I-Got-Reincarnated-In-A-Not-So-Magical-World
A New Darkness https://www.fanfiction.net/s/13491943/1/A-New-Darkness
A New Game Begins https://www.fanfiction.net/s/13484491/1/A-New-Game-Begins
The Silvery Darkness https://www.fanfiction.net/s/13366350/1/The-Silvery-Darkness
The Dark Lion https://forum.questionablequesting.com/threads/the-dark-lion-asoiaf-si.11997/
Evil Queen https://forum.questionablequesting.com/threads/evil-queen-isekai-si-story.12301/reader
Undeserving https://forum.questionablequesting.com/threads/undeserving-naruto-antagonistic-oc.9102/reader
A New Lease https://forum.questionablequesting.com/threads/a-new-lease.12217/reader
Harem of Halcyon https://forum.questionablequesting.com/threads/harem-of-halcyon-r34-economy-outer-worlds.11471/reader
Clown, Serpent, Thief and Worm https://forum.questionablequesting.com/threads/clown-serpent-thief-and-worm-cultist-simulator-anime-mashup-setting-ntr-sioc.12262/reader
Master Evolution https://forum.questionablequesting.com/threads/master-evolution-rule-34-economy-catalogue-pokemon-cyoa-self-insert.11737/reader
Infinite Waifu Disorder https://forum.questionablequesting.com/threads/infinite-waifu-disorder-messed-up-waifu-cyoa-meta-chain.11287/reader
Lightly Used https://forum.questionablequesting.com/threads/lightly-used-worm-r34-economy-cyoa.11250/reader
The Contractor https://forum.questionablequesting.com/threads/the-contractor-waifu-catalogue.11670/reader
Once a Loser https://forum.questionablequesting.com/threads/once-a-loser-always-a-multicross.11041/reader
Alter https://forum.questionablequesting.com/threads/alter-r34-economy-warhammer-40k-si.11347/reader
A Jumper's Chronicles https://forum.questionablequesting.com/threads/a-jumpers-chronicles-jumpchain-cyoa.12299/reader
Cognition Shift https://forum.questionablequesting.com/threads/cognition-shift-persona-5.11908/reader
Chase Against Humanity https://forum.questionablequesting.com/threads/chase-against-humanity-demigod-cyoa-v3.11351/reader
Is It Wrong To Be the Dungeon? https://forum.questionablequesting.com/threads/is-it-wrong-to-be-the-dungeon-danmachi-si.11787/reader
White Lotus https://www.fanfiction.net/s/13521917/1/White-Lotus
UnOrdinary Wizard https://forum.questionablequesting.com/threads/unordinary-wizard-fairytail-si.11092/reader
The Lion in Winter https://forum.questionablequesting.com/threads/the-lion-in-winter-asoiaf-got-si.9138/reader
Imperium Conquest https://www.fanfiction.net/s/13283802/1/Imperium-Conquest
I am not Evil https://www.fanfiction.net/s/13145275/1/I-am-not-Evil
Shields Will Be Broken, A Realm Will Be Forged https://www.fanfiction.net/s/13519163/1/Shields-Will-Be-Broken-A-Realm-Will-Be-Forged-Old-Rewrite-is-up
Games Of Daggers And Magic https://www.fanfiction.net/s/13295177/1/Games-Of-Daggers-And-Magic
Tactile https://forums.sufficientvelocity.com/threads/tactile-worm-protectorate-villain-si.58528/reader/
Purge All Evil https://www.fanfiction.net/s/13497472/1/Purge-All-Evil
To Fasten And Suture https://www.fanfiction.net/s/13623364/1/To-Fasten-And-Suture
Gamer Fuckery https://www.fanfiction.net/s/13653222/1/Gamer-Fuckery
Stone Cold https://www.fanfiction.net/s/13662310/1/Stone-Cold
The Doll Gamer https://www.fanfiction.net/s/13203887/1/The-Doll-Gamer
A Gamble Against Time https://www.fanfiction.net/s/13639899/1/A-Gamble-Against-Time
The Hunt, The Game https://www.fanfiction.net/s/13641159/1/The-Hunt-The-Game
Cheese https://www.fanfiction.net/s/13625463/1/Cheese
It's Gamer Time https://www.fanfiction.net/s/13565037/1/It-s-Gamer-Time
Star Wars Reborn https://www.fanfiction.net/s/13661174/1/Star-Wars-Reborn
What's mine is mine, what's yours is … also mine https://www.fanfiction.net/s/13615810/1/What-s-mine-is-mine-what-s-yours-is-also-mine-Game-of-Thrones
Digging Being Diggory https://www.fanfiction.net/s/13635472/1/Digging-Being-Diggory
Multiverse Foray https://www.fanfiction.net/s/13627082/1/Multiverse-Foray
Heir of the artificial Gamer system https://www.fanfiction.net/s/13492745/1/Heir-of-the-artificial-Gamer-system
A Gamer's Guide to Sin https://www.fanfiction.net/s/13492282/1/A-Gamer-s-Guide-to-Sin
Salvation https://www.fanfiction.net/s/13674816/1/Salvation
The Overlord's Guide to Winning! https://www.fanfiction.net/s/13546927/1/The-Overlord-s-Guide-to-Winning
Wish it, Want it, Do it https://www.fanfiction.net/s/13079100/1/Wish-it-Want-it-Do-it
I Am Mr Five https://www.fanfiction.net/s/13174853/1/I-Am-Mr-Five
Gamer Donnelly https://www.fanfiction.net/s/13678831/1/Gamer-Donnelly
Power Fantasy https://www.fanfiction.net/s/13676140/1/Power-Fantasy
Harry Potter and the book of Eibon https://www.fanfiction.net/s/13381297/1/Harry-Potter-and-the-book-of-Eibon
Walking Worm https://www.fanfiction.net/s/13525954/1/Walking-Worm
Shinji's Playground https://www.fanfiction.net/s/13557447/1/Shinji-s-Playground
Solo Leveling https://www.fanfiction.net/s/13483468/1/Solo-Leveling
Selling Your Soul For Pleasure and Profit https://www.fanfiction.net/s/13684796/1/Selling-Your-Soul-For-Pleasure-and-Profit
Villain Cultivator https://www.webnovel.com/book/villain-cultivator_17521596505284905
A Gamer's Odyssey https://www.fanfiction.net/s/13733518/1/A-Gamer-s-Odyssey
Guild Wars https://www.novelhall.com/Guild-Wars-1271/
Outbound https://www.fanfiction.net/s/13645910/1/Outbound
Not Another Harry Potter Story! https://www.fanfiction.net/s/13662723/1/Not-Another-Harry-Potter-Story-SI-Jumpchain-series
Play The Game Differently https://www.fanfiction.net/s/13542266/1/Play-The-Game-Differently
Have Scythe, Will Travel https://www.fanfiction.net/s/12830216/1/Have-Scythe-Will-Travel
Life is More Than a Game https://www.fanfiction.net/s/13410897/1/Life-is-More-Than-a-Game