Honestly Charles What Are You Thinking FanFiction

What could possibly go wrong

What could possibly go wrong

M/M
Multi
G
Updated
28.04.2025
Fandom
X-Men - All Media Types Marvel Cinematic Universe
Characters
Hank McCoy, Wanda Maximoff, Pietro Maximoff, Erik Lehnsherr/Charles Xavier, Charles Xavier, Erik Lehnsherr, Pietro Maximoff & Wanda Maximoff, Original Male Character, Raven | Mystique, Hank McCoy/Alex Summers, Banshee, Alex Summers,
Tags
Slow Burn Fluff and Angst Slow Build Slow Romance Slow To Update Erik Lehnsherr Loves Charles Xavier Parent Erik Lehnsherr teens going to war Honestly Charles What Are You Thinking wanda & Pietro & Peter are triplets Maximoff Triplets Protective Erik
In the city of San Francisco two twins are offers to have a better life in a expensive mansion, they just have to go to war, what could possibly go wrong
Containment

Containment

M/M
G
Updated
28.04.2025
Fandom
X-Men (Alternate Timeline Movies)
Characters
Erik Lehnsherr/Charles Xavier, Charles Xavier, Erik Lehnsherr
Tags
Angst Alternate Universe - Canon Divergence Character Study Memory Alteration Moral Dilemmas Honestly Charles What Are You Thinking Post-X-Men: First Class (2011) Pre-X-Men: Days of Future Past (2014)
Guilt swirls within as Charles watches the concrete door slide open. As he enters a hollow prison, both modest and intimidating. He is well aware that what he is about to do is a terrible thing.
Falling

Falling

M/M
G
Updated
28.04.2025
Fandom
X-Men - All Media Types
Characters
Erik Lehnsherr/Charles Xavier, Charles Xavier, Erik Lehnsherr
Tags
Angst Hurt Happy Ending Erik Lehnsherr is Not a Happy Bunny Charles Xavier Has Issues Honestly Charles What Are You Thinking Charles and Erik Desperately Need Therapy
Erik and Charles have a bittersweet conversation in a long lonely night.
Erase and Rewind

Erase and Rewind

G
Updated
28.04.2025
Fandom
X-Men (Movieverse)
Characters
Hank McCoy, Erik Lehnsherr/Charles Xavier, Charles Xavier, Erik Lehnsherr, Other Relationship Tags to Be Added, Other(s), Raven | Mystique, Alex Summers, Sean Cassidy, Raven | Mystique & Charles Xavier, Hank McCoy & Charles Xavier, Erik Lehnsherr & Raven | Mystique,
Tags
Miscommunication Tags May Change Minor Character Death Requited Love Angst and Fluff and Smut Ableism Temporary Amnesia Erik has Issues Inspired by Eternal Sunshine of the Spotless Mind Protective Erik Lehnsherr Charles Xavier has a Ph.D in Adorable Protective Charles Xavier
Charles Xavier's entire life comes crashing down around him on the beach in Cuba, and he panics, and then he forgets. It only becomes a problem when Erik and Raven show up on his doorstep and Erik remembers everything.   “Benefits of being a telepa...
Stubborn Mind

Stubborn Mind

M/M
G
Updated
28.04.2025
Fandom
X-Men (Movieverse)
Characters
Erik Lehnsherr/Charles Xavier, Charles Xavier, Erik Lehnsherr, Sebastian Shaw
Tags
Fix-It Major Character Injury Protective Erik Lehnsherr Charles Xavier has a Ph.D in Adorable No Beach Divorce (X-Men) Erik Has Feelings Honestly Charles What Are You Thinking
Erik kills Shaw but not before he manages to latch onto Charles’ consciousness through the telepathic link.
It's not what you think!

It's not what you think!

M/M
G
Updated
28.04.2025
Fandom
X-Men - All Media Types X-Men (Movieverse) X-Men (Alternate Timeline Movies)
Characters
Pietro Maximoff, Erik Lehnsherr/Charles Xavier, Charles Xavier, Erik Lehnsherr, Erik Lehnsherr & Pietro Maximoff
Tags
Fluff and Crack Crack Treated Seriously Erik Logic Is The Best Logic Charles Xavier has a Ph.D in Adorable Erik Lehnsherr Needs a Hug Erik Has Feelings Charles Xavier is a Little Shit Pietro Maximoff is a Little Shit Honestly Charles What Are You Thinking Oblivious Erik Lehnsherr Nerd Charles Xavier please stop giving peter anxiety every five minutes
In a weird turn of events Charles accidentally becomes Peter's dad. Charles is a little shit, so is Peter and Erik is as oblivious as a worm.
I never wanna feel that again...never...

I never wanna feel that again...never...

F/M
G
Updated
28.04.2025
Fandom
The Avengers (Marvel Movies) X-Men (Movieverse)
Characters
Hank McCoy, Tony Stark, Steve Rogers, Natasha Romanov (Marvel), Clint Barton, Wanda Maximoff, Pietro Maximoff, Charles Xavier, Lorna Dane, Raven | Mystique, Erik Lehnsherr & Charles Xavier, Remy LeBeau/Pietro Maximoff,
Tags
Tony Stark Has a Heart Post-Traumatic Stress Disorder - PTSD Temporary Character Death Scars Everyone Has Issues Hurt Wanda Maximoff Deaf Clint Barton Good Sibling Pietro Maximoff Pietro Maximoff & Wanda Maximoff Feels BAMF Wanda Maximoff Pietro Maximoff Lives Clint Barton's Farm
[Sequel to the first book]She was tired...her legs would eventually give out on her soon... She should've eaten that day.... should've been packed with food to keep her blood sugar up... But she didn't...and she was gonna collapse soon...either way s...
【EC】Erik，No！

【EC】Erik，No！

M/M
G
Updated
28.04.2025
Fandom
X-Men - All Media Types
Characters
Scott Summers, Jean Grey, Hank McCoy, Erik Lehnsherr/Charles Xavier, Charles Xavier, Erik Lehnsherr, Logan (X-Men), Kitty Pryde, Emma Frost, Lorna Dane, Raven | Mystique, Nathaniel Essex,
Tags
Erik Lehnsherr Loves Charles Xavier Charles Xavier is a Sweetheart Charles Xavier Needs a Hug Pregnant Charles Xavier Alpha Erik Lehnsherr Omega Charles Xavier Honestly Charles What Are You Thinking Erik Lehnsherr is a Sweetheart Powerful Charles Xavier
#祝阿詹42岁生日快乐！！！#hox万查，日常向小甜饼，短#是《Erik，No！》的后续（该系列到这里就要结束啦！但是还是会写更多hox万查的文，因为真的很香——#Summary：那是Erik得知Charles怀孕后的第二天。
לייזרים והסחות דעת

לייזרים והסחות דעת

M/M
G
Updated
28.04.2025
Fandom
X-Men - All Media Types
Characters
Erik Lehnsherr/Charles Xavier, Charles Xavier, Erik Lehnsherr
Tags
Alternate Universe - Modern Setting Established Relationship Laser Tag Alternate Universe - Still Have Powers Erik Logic Is The Best Logic Honestly Charles What Are You Thinking Protective Erik Erik you little bastard
צ'ארלס, אריק ועמיתהם הולכים ללייזר טאג, משחק בו צ'ארלס תמיד הצטיין. אבל אריק מתגלה כשחקן הרבה יותר טוב ממנו וצ'ארלס מאוד מוטרד מהעובדה הזאת.
It's not a lie, If you assume the wrong

It's not a lie, If you assume the wrong

M/M
G
Updated
29.04.2025
Fandom
X-Men - All Media Types X-Men (Movieverse)
Characters
Scott Summers, Hank McCoy, Erik Lehnsherr/Charles Xavier, Charles Xavier, Erik Lehnsherr, Raven | Mystique, Alex Summers, David Haller, Sean Cassidy, The Brotherhood of Mutants, Alex Summers & Charles Xavier
Tags
Alpha/Beta/Omega Dynamics Accidental Baby Acquisition Scenting mentioned mpreg Fake/Pretend Relationship Dorks in Love Erik Lehnsherr is Not a Happy Bunny Jealous Erik Lehnsherr Alpha Erik Lehnsherr Honestly Charles What Are You Thinking Post-X-Men: First Class (2011) Erik Lehnsherr Being an Idiot
Of course, a baby would be abandoned at the door of the mansion.Of course, Charles wasn't able to abandon a mutant baby in the cold.Of course, Raven and Erik seek refuge in the mansion.Of course, they both believe the boy is the biological son of Cha...
Ex nihilo nihil fit ─ from nothing comes nothing.

Ex nihilo nihil fit ─ from nothing comes nothing.

F/M
M/M
G
Updated
29.04.2025
Fandom
X-Men - All Media Types X-Men (Movieverse)
Characters
Hank McCoy, Erik Lehnsherr/Charles Xavier, Charles Xavier, Erik Lehnsherr, Moira MacTaggert, Raven | Mystique, Alex Summers, Sean Cassidy, Moira MacTaggert & Charles Xavier, Lorna Dane/Alex Summers, Hank McCoy/Raven Darkholme (one-sided)
Tags
Fluff Fluff and Angst Jealousy eventual angst Alternate Universe - Daemons Alternate Universe - His Dark Materials Fusion Erik Lehnsherr Loves Charles Xavier Hurt Erik Lehnsherr Erik Has Feelings Honestly Charles What Are You Thinking His Dark Materials Inspired His Dark Materials Spoilers
Charles is looking forward to an exploration in the far North, that will open the gates for him to become an actual Arctic explorer ─a dream that he is following since his childhood. But a visit from a well-known figure to the college where he is aim...
When the Dawn Comes

When the Dawn Comes

M/M
G
Updated
29.04.2025
Fandom
X-Men (Movieverse)
Characters
Erik Lehnsherr/Charles Xavier, Charles Xavier, Erik Lehnsherr
Tags
Hurt/Comfort Established Relationship Alternate Universe - Modern: Still Have Powers Charles Xavier in a Wheelchair Erik Has Feelings Honestly Charles What Are You Thinking Protective Erik
Charles and Erik both said things they did not mean over the things that shouldn't matter.And yet they did. And yet it hurt.One angry shout only led to another cruel remark. But there's still hope for them yet... if they still care enough to try.
【EC】Glad You Came

【EC】Glad You Came

M/M
G
Updated
29.04.2025
Fandom
X-Men - All Media Types X-Men (Movieverse) X-Men: First Class (Comics)
Characters
Erik Lehnsherr/Charles Xavier, Charles Xavier, Erik Lehnsherr
Tags
Erik Logic Is The Best Logic Charles Xavier has a Ph.D in Adorable Erik Has Feelings Honestly Charles What Are You Thinking Charles You Slut
Infinity Ghosts

Infinity Ghosts

G
Updated
29.04.2025
Fandom
Marvel Cinematic Universe X-Men (Movieverse) Danny Phantom
Characters
Tony Stark, James "Bucky" Barnes & Steve Rogers, James "Bucky" Barnes, Steve Rogers, Bruce Banner, Clint Barton, Peter Parker, Thor (Marvel), Stephen Strange, Peter Quill, Scott Lang, Charles Xavier,
Tags
Other Additional Tags to Be Added Tony Stark Has a Heart Bucky Barnes Needs a Hug Steve Rogers Needs a Hug Everyone Needs A Hug Tony Stark Needs a Hug Tags May Change Tags Are Hard Crossover Everyone Has Issues Don't Judge Me Danny Fenton Needs A Hug
Thanos is coming, the Avengers are united, the halfas have a truce, Vlad is interested in someone other than Danny's mom, and Clockwork has several siblings who are showing up to help fight Thanos for potentially selfish reasons.    Welcome to my l...
Siren's Song

Siren's Song

F/M
G
Updated
29.04.2025
Fandom
X-Men - All Media Types
Characters
Original Characters, Scott Summers, Jean Grey, Hank McCoy, Ororo Munroe, Pietro Maximoff, Charles Xavier, T'Challa (Marvel), Logan (X-Men), Piotr Rasputin, Kitty Pryde, Remy LeBeau/Rogue,
Tags
Shameless Smut Post-Traumatic Stress Disorder - PTSD Fluff and Smut Sirens Original Characters - Freeform Breaking the Fourth Wall modern day AU X-Men References Mostly Canon Compliant Erik Logic Is The Best Logic Pietro Maximoff Lives Sassy Raven
Little to the knowledge of the public, the super-organization known as Hydra has begun a new experimentation on Mutants.The fruit of their efforts is a single agent, Agent Requiem. Donning her secret identity as Leah Meyer, her mission is to infiltra...
【EC|PWP】Air

【EC|PWP】Air

M/M
G
Updated
29.04.2025
Fandom
X-Men - All Media Types X-Men (Movieverse)
Characters
Erik Lehnsherr/Charles Xavier, Charles Xavier, Erik Lehnsherr
Tags
Hurt/Comfort Angry Sex Erik Logic Is The Best Logic Erik has Issues Honestly Charles What Are You Thinking Poor Charles Erik Being Cocky Erik no Airplane Sex
DOPF时期的机震，盥洗室的angry sex
Cosmic Kiss

Cosmic Kiss

M/M
G
Updated
29.04.2025
Fandom
X-Men - All Media Types X-Men (Movieverse) X-Men (Alternate Timeline Movies)
Characters
Scott Summers, Hank McCoy, Erik Lehnsherr/Charles Xavier, Charles Xavier, Erik Lehnsherr, Moira MacTaggert, Raven | Mystique, Sebastian Shaw, Alex Summers, Sean Cassidy, Armando Muñoz, Azazel (X-Men),
Tags
Alternate Universe - Modern Setting Angst Eventual Romance Obsession Alien Biology Kidnapping Misunderstandings Alien Invasion Stalking Alien Cultural Differences Courtship Alternate Universe - Science Fiction
A series of inexplicable events cause noted scientist Charles Xavier to be called in to consult for the CIA on a very unusual case. The fate of the world, and his heart, rest in the balance.
The First Wonder

The First Wonder

M/M
G
Updated
29.04.2025
Fandom
X-Men (Movieverse)
Characters
Erik Lehnsherr/Charles Xavier, Charles Xavier, Erik Lehnsherr
Tags
Alternate Universe - Canon Divergence but in a good way Honestly Charles What Are You Thinking Post XMA au where erik isnt a lil bitch and leaves charles for the 49375983th time
There is only one person who knows Erik's face better than himself.
Big Little Words

Big Little Words

M/M
G
Updated
29.04.2025
Fandom
X-Men - All Media Types X-Men (Movieverse)
Characters
Hank McCoy, Erik Lehnsherr/Charles Xavier, Charles Xavier, Erik Lehnsherr, Raven | Mystique
Tags
Past Child Abuse Past Abuse Love Soul Bond Drug Abuse Soulmate-Identifying Marks Drugs Erik Logic Is The Best Logic Erik has Issues Erik Has Feelings Honestly Charles What Are You Thinking Poor Charles
At first he hated Kurt, and perhaps that was too strong a sentiment, but in a world where the only thing that could tell you who your soul mate was were the first words that they said to you...perhaps it was at least somewhat reasonable to feel a bit...
Loving Me Could be Your Fatal Flaw

Loving Me Could be Your Fatal Flaw

M/M
G
Updated
29.04.2025
Fandom
X-Men (Movieverse)
Characters
Hank McCoy, Erik Lehnsherr/Charles Xavier, Charles Xavier, Erik Lehnsherr, (mentioned), Alex Summers, Armando Muñoz/Alex Summers, Armando Muñoz
Tags
Alternate Universe - College/University Abandoned Work - Unfinished and Discontinued Alternate Universe - Modern: Still Have Powers Erik Logic Is The Best Logic Honestly Charles What Are You Thinking Erik is a Sweetheart Poor Charles Erik is Crushing Harder than a 12-year Old Girl
Charles is the broke college student and overall mess. Erik is the Architect and CEO of his own company who takes him under his wing and offers him a place to stay. Who is Charles to deny, even though, he admits the situation is a bit odd.