Tropescilloscope: Sanity Slippage

A character slowly grows insane throughout the story. (read more at tvtropes.org)

More Tropes Covers Always Lie All There in the Manual Star-Crossed Lovers Market-Based Title Darker and Edgier Mad Scientist Celebrity Paradox Evil vs. Evil Obviously Evil The Big Guy Country Matters Psychological Thriller Oh, Crap! The Lancer Mooks Jack Bauer Interrogation Technique Anguished Declaration of Love Real Life Writes the Plot Too Dumb to Live Word of God Catapult Nightmare Fantasy Films Beta Couple Rated M for Manly And I Must Scream Defrosting Ice Queen Double Entendre Broken Aesop Film Noir Fate Worse than Death Getting Crap Past the Radar Wham Line Off with His Head! Creator Cameo Parental Substitute Villainous Breakdown Despair Event Horizon Crazy Jealous Guy Gender Flip Posthumous Character Truth in Television May–December Romance Manchild Male Gaze The '90s All Just a Dream Arc Words Rape Is a Special Kind of Evil Freeze-Frame Bonus Heroic BSoD Adaptational Badass Sacrificial Lion Lock and Load Montage Race Lift Police are Useless Roger Ebert: Great Movies List Expository Hairstyle Change Jitter Cam Frame-Up Russian Films folderlabel Tempting Fate The Brute Tap on the Head The Dog Bites Back Imagine Spot Monumental Damage Roaring Rampage of Revenge Chekhov's Skill Not What It Looks Like Bolivian Army Ending Older Than They Look Mighty Whitey Author Avatar Drill Sergeant Nasty I Need a Freaking Drink Rewatch Bonus Protagonist Title The Remake Stealth Pun Vomit Indiscretion Shot Meaningful Echo Properly Paranoid Advertised Extra Victoria's Secret Compartment The Un-Reveal Superhero Bond One-Liner Rule of Funny Pre-Asskicking One-Liner Random Events Plot Almost Kiss Sassy Black Woman Kick the Dog He Knows Too Much Unresolved Sexual Tension Sliding Scale of Idealism vs. Cynicism Artistic License – Biology Faux Affably Evil Throwing Your Sword Always Works Sir Not-Appearing-in-This-Trailer Badass Longcoat Off-into-the-Distance Ending Back from the Dead True Companions My Beloved Smother Did Not Get the Girl Shown Their Work Wounded Gazelle Gambit Beard of Evil Insult Backfire Rasputinian Death A Father to His Men Eiffel Tower Effect The Vamp Gorn Peek-a-Boo Corpse Adaptational Attractiveness Not So Different Comically Missing the Point Heroic Sacrifice Big "NO!" Why Don't You Just Shoot Him? Composite Character Broken Pedestal Developing Doomed Characters Handicapped Badass Karmic Death Department of Redundancy Department Noodle Incident Authority Equals Asskicking Ambiguous Ending Wrong Genre Savvy As Himself Sadistic Choice Motor Mouth In the Back No-Holds-Barred Beatdown A God Am I Immune to Bullets Bittersweet Ending Red Right Hand Line-of-Sight Name O.O.C. Is Serious Business Drowning My Sorrows Horror Comedy Auto Erotica "The Reason You Suck" Speech Dirty Coward Facial Horror I'm a Humanitarian The Faceless Costume Porn Car Fu Black Dude Dies First Antagonist Title Names to Run Away from Really Fast Corpsing Even Evil Has Standards Artistic License – Military Wham Shot What You Are in the Dark Driven to Suicide Not Quite Dead Horror Films Arson, Murder, and Jaywalking Tagline Disappeared Dad The Cavalry No Antagonist Would Hit a Girl Big Bad Duumvirate Stuff Blowing Up Madness Mantra Nice Hat One-Man Army Christmas Movies Index Heel Realization Last-Name Basis Toilet Humour aka: Toilet Humor The '80s The Stinger It's All About Me Unusual Euphemism Sports Stories Conspicuous CG German Films Up to Eleven Animated Credits Opening Plucky Comic Relief Dressing as the Enemy Product Placement World of Ham Pretty in Mink Evil-Detecting Dog The Load Slasher Movie Retired Badass Happily Married Only Sane Man Suspiciously Specific Denial Gold Digger Death of a Child Well-Intentioned Extremist Shipper on Deck Shell-Shocked Veteran Shirtless Scene Pragmatic Villainy Villain Protagonist The Casanova Artistic License – Physics Henpecked Husband Blood Knight Adaptational Heroism Wicked Cultured Reality Ensues Betty and Veronica Evil Is Petty Adaptation Dye-Job Flipping the Bird Adaptational Villainy Australian Movies Small Name, Big Ego The '60s Cool Car Put on a Bus Maybe Magic, Maybe Mundane Bloodier and Gorier Cold-Blooded Torture Never Trust a Trailer Epic Movie Unreliable Narrator It Will Never Catch On Crazy-Prepared Light Is Not Good Dogged Nice Guy No Ending Room Full of Crazy Extreme Doormat You Have Outlived Your Usefulness Romantic Comedy As the Good Book Says... Anti-Hero Artistic License – Law Kill It with Fire Arch-Enemy Dark Action Girl Daddy's Girl Rousing Speech Toplessness from the Back In Name Only Mystery and Detective Films Unspoken Plan Guarantee And the Adventure Continues Animal Title Index Ominous Latin Chanting Improbable Infant Survival aka: Infant Immortality Say My Name Redshirt Army Rule of Symbolism "Awesome McCool" Name Hollywood Darkness Dutch Angle Sudden Sequel Death Syndrome The Smurfette Principle Ambiguous Disorder Better to Die than Be Killed Scare Chord Canadian Movies Bad Boss Storming the Castle Alas, Poor Villain Malevolent Masked Men Parental Neglect Chuck Cunningham Syndrome The Quiet One Artistic License – Gun Safety Hero Antagonist Knight Templar Deus ex Machina Action Prologue Ooh, Me Accent's Slipping Dark and Troubled Past Hero of Another Story Twist Ending Demoted to Extra Cloudcuckoolander Slasher Smile Even Evil Has Loved Ones Heel–Face Turn Reality Has No Subtitles Mythology Gag Cowboy Cop Those Wacky Nazis Sir Swears-a-Lot Fingore Once More, with Clarity! Made of Iron Fiery Redhead Aww, Look! They Really Do Love Each Other Domestic Abuse Vitriolic Best Buds Evil Is Hammy Evil Sounds Deep Silent Movie Whole Plot Reference Suspiciously Similar Substitute Hooker with a Heart of Gold Would Hurt a Child Disproportionate Retribution Zombie Stories Combat Pragmatist Suddenly SHOUTING! Super Strength The Bully The Power of Love Didn't Think This Through Killed Mid-Sentence Camera Abuse Slashed Throat Same Language Dub Amoral Attorney Public Domain Feature Films Meaningful Background Event Informed Ability Dramedy "Shaggy Dog" Story Crouching Moron, Hidden Badass Nice Job Breaking It, Hero! Expy Unwitting Instigator of Doom Villain Ball Our Zombies Are Different Shower Scene Hate Sink Heroes Want Redheads Red Eyes, Take Warning Casting Gag Hypocritical Humor Decoy Protagonist Our Vampires Are Different Eagleland Red Oni, Blue Oni Spared by the Adaptation Drugs Are Bad Reckless Gun Usage Bait-and-Switch Manic Pixie Dream Girl Training Montage Imperial Stormtrooper Marksmanship Academy Genre Shift Obstructive Bureaucrat My God, What Have I Done? Nice Job Fixing It, Villain! Bald of Evil Fanservice Extra Stalker with a Crush Anachronic Order Determinator aka: The Determinator Belligerent Sexual Tension Blatant Lies Dual Wielding Spiteful Spit You Have Got to Be Kidding Me! BFG Military and Warfare Films Meet Cute Sequel Hook Red Shirt Anyone Can Die Arranged Marriage Pretty Little Headshots Daylight Horror Adaptation Distillation Leaning on the Fourth Wall Big Bad Broken Bird Overprotective Dad The Chick Translation Convention Hope Spot Bloodless Carnage Kids Are Cruel Redemption Equals Death Punch-Clock Villain Vomit Discretion Shot Your Cheating Heart Jerkass Has a Point Armor-Piercing Question Riddle for the Ages Vacation Films The Oner Break the Cutie Leave the Camera Running The Stoner Dramatic Irony The Place Death by Irony Fanservice Pre-Mortem One-Liner The '50s Friend to All Children Dying Moment of Awesome Mama Bear La Résistance Police Brutality All There in the Script Early Installment Weirdness Fatal Family Photo Determinator Gratuitous English Children Are Innocent Historical In-Joke The Dragon Gone Horribly Right Here We Go Again! Guile Hero Disguised in Drag Every Car Is a Pinto Bavarian Fire Drill Captain Ersatz Chase Scene Love Triangle From Bad to Worse Hair-Trigger Temper Babies Ever After Book-Ends You Have Failed Me Downer Ending The Film of the Book Drives Like Crazy Never Found the Body Insane Troll Logic I Want My Beloved to Be Happy Funny Foreigner Reality Is Unrealistic Works Set in World War II Married to the Job Dies Wide Open No Name Given Undying Loyalty Obfuscating Stupidity Fatal Flaw Creepy Child Romantic False Lead Deliberately Monochrome Calling the Old Man Out Becoming the Mask Race Against the Clock All Men Are Perverts Pimped-Out Dress Adaptation Name Change Gory Discretion Shot Improvised Weapon Enemy Mine Creative Closing Credits Affectionate Parody The Alleged Car Deal with the Devil Retcon Brutal Honesty Recap / RiffTrax aka: Riff Trax Movies Earn Your Happy Ending Jerkass Instant Death Bullet Dumb Blonde Those Two Guys Woman in White Eureka Moment Red Herring Call-Forward The Cameo Bi the Way Evil Counterpart The Ghost Revenge A Minor Kidroduction She's Got Legs Credits Gag Paper-Thin Disguise I Just Shot Marvin in the Face Ironic Echo Dropped a Bridge on Him Laughing Mad Fun with Acronyms Big Eater Badass Bookworm Stealth Hi/Bye Visual Pun B-Movie Really Gets Around Sequel Escalation Playing Gertrude Captain Obvious Alliterative Name Vampire Fiction Empathic Environment Famous Last Words Adorkable More Dakka Science Fiction Films Not So Stoic My Greatest Failure Leitmotif No Celebrities Were Harmed Rape as Drama Ascended Extra Animal Motifs The Un-Favourite aka: The Un Favorite Sci-Fi Horror Crapsack World Death Glare Shut Up, Hannibal! Scenery Porn Spanner in the Works Pyrrhic Victory timeperiod Manly Tears Hong Kong Films Refuge in Audacity Screw This, I'm Outta Here! Historical Hero Upgrade Funny Background Event Heterosexual Life-Partners Evil Laugh Chiaroscuro Pun aka: Incredibly Lame Pun Bar Brawl Death by Adaptation Exact Words Canon Foreigner An Axe to Grind Needs Wiki Magic Love Sanity Slippage Big-Bad Ensemble Character Development Ax-Crazy Mr. Exposition Flashback I Have Your Wife He Who Fights Monsters Dark Reprise MacGuffin Foreshadowing Dirty Old Man Destination Defenestration Good Is Not Nice No OSHA Compliance Villain with Good Publicity Age Lift A Date with Rosie Palms Film Noir Index Body Horror The Mafia I Did What I Had to Do Dwindling Party Amusing Injuries Bond Villain Stupidity There Is No Kill Like Overkill How We Got Here Together in Death Face–Heel Turn Cool Shades Fainting Television Movie Index Big Brother Instinct Beauty Is Never Tarnished Have a Gay Old Time Took a Level in Badass Dissonant Serenity Freudian Excuse Mexican Standoff As You Know Ragtag Bunch of Misfits An Arm and a Leg Ghost Fiction Closed Circle Based on a True Story Why Did It Have to Be Snakes? It Can Think Missing Mom Screw the Rules, I Have Money! Abhorrent Admirer In Medias Res Real Life Disney Villain Death "Where Are They Now?" Epilogue Coming-of-Age Story Break the Haughty Straight Gay Historical Villain Upgrade Badass Boast Manipulative Bastard Self-Deprecation Brother–Sister Incest Let's Get Dangerous! The Voiceless Butt-Monkey No Good Deed Goes Unpunished Bloody Hilarious Humiliation Conga Black and Gray Morality Blood from the Mouth Very Loosely Based on a True Story Awesome, but Impractical After the End Adult Fear Mood Whiplash Four-Temperament Ensemble Laser-Guided Karma Spiritual Successor Intergenerational Friendship It's Personal Dark Is Not Evil War Is Hell Music Stories Berserk Button Artistic License – Geography Be Careful What You Wish For Impaled with Extreme Prejudice Bottomless Magazines Loads and Loads of Characters Award-Bait Song Video Credits Slap-Slap-Kiss Bowdlerise Fat Bastard Not Even Bothering with the Accent This Is Gonna Suck Final Girl Outrun the Fireball Morality Pet Yandere Only Known by Their Nickname Mercy Kill All Girls Want Bad Boys Meaningful Name Establishing Character Moment Artistic License – History Bunny-Ears Lawyer Rule of Cool Jump Scare Deliberate Values Dissonance Foregone Conclusion Abusive Parents Bound and Gagged For the Evulz Running Gag Death by Sex Bullying a Dragon Man on Fire Ambiguously Gay British Films From Nobody to Nightmare Major Injury Underreaction Pragmatic Adaptation Spell My Name with an "S" Maybe Ever After Agony of the Feet Skewed Priorities Kubrick Stare Your Head A-Splode Affably Evil Author Appeal Eldritch Abomination Anachronism Stew One Steve Limit The Stoic Fan Disservice N-Word Privileges Japanese Films 20 Minutes into the Future Boom, Headshot! Mugging the Monster Mundane Made Awesome Batman Gambit Screw the Rules, I'm Doing What's Right! Get Out! Colour-Coded for Your Convenience aka: Color Coded For Your Convenience The '70s The Bad Guy Wins Deadpan Snarker Greater-Scope Villain Evil Plan Genre Throwback Evil Cannot Comprehend Good Extremely Short Timespan Foil Call-Back Thriller French Films Cassandra Truth Jerk Jock Not Using the "Z" Word Plot Hole Documentary Bring My Brown Pants Dull Surprise Stylistic Suck Jerk with a Heart of Gold Token Minority Blackmail Tranquil Fury Male Frontal Nudity Karma Houdini Early-Bird Cameo Historical-Domain Character Epic Fail Setting Update Curse Cut Short Groin Attack Defiant to the End Mind Screw Darkest Hour Take That! Action Genre Those Two Bad Guys Due to the Dead A.I. Is a Crapshoot The Alcoholic One-Word Title Pet the Dog Lampshade Hanging The Hero Dies And Starring Accidental Misnaming Disney Death Kick the Son of a Bitch Ship Tease Breaking the Fourth Wall Gilligan Cut Card-Carrying Villain Screw the Money, I Have Rules! Wretched Hive Homage Smug Snake Anti-Villain Deconstruction Made of Explodium Green-Eyed Monster Offscreen Teleportation Stock Footage NO INDOOR VOICE Silence Is Golden An Aesop Soft Glass Aluminum Christmas Trees Improbable Weapon User All for Nothing Adapted Out Scary Black Man Action Film, Quiet Drama Scene Cool Old Lady Retirony Bitch in Sheep's Clothing Make It Look Like an Accident Take a Third Option Men Are the Expendable Gender Cruel and Unusual Death Cat Fight Badass Normal Attempted Rape Even Bad Men Love Their Mamas Continuity Nod Chekhov's Gun Mr. Fanservice Index of Film Westerns Rich Bitch Moment Killer Bilingual Bonus Blonde, Brunette, Redhead Politically Incorrect Villain Honor Before Reason Papa Wolf Catch-Phrase Actor Allusion Half the Man He Used to Be Accidental Murder Precision F-Strike The Ace Damsel in Distress Exactly What It Says on the Tin Worthy Opponent Fake Shemp Girl-on-Girl Is Hot Implacable Man Villain Song Camp Gay Loophole Abuse You Killed My Father The Atoner Unusually Uninteresting Sight Actually Pretty Funny Adaptation Expansion Never Trust a Trailer aka: Trailers Always Lie Cluster F-Bomb Demonic Possession Italian Films Hidden Depths Intrepid Reporter Punny Name No-Sell Ungrateful Bastard Kill 'em All Neck Snap Fantastic Racism Big Damn Heroes Big Applesauce Rule of Three Hoist by His Own Petard Action Survivor Contrived Coincidence Genre Savvy Parental Abandonment The Dreaded For Want of a Nail Does Not Like Shoes Easily Forgiven Match Cut Film Series Black Comedy Rape Air-Vent Passageway Everyone Calls Him "Barkeep" Stepford Smiler Large Ham Ass Shove Dirty Cop The Sociopath Horror Doesn't Settle for Simple Tuesday The Lost Lenore Left the Background Music On Asshole Victim Ms. Fanservice Beware the Nice Ones "Well Done, Son!" Guy Adults Are Useless Hollywood Law Five-Man Band Serious Business Danny Peary Cult Movies List Hypocrite Annoying Younger Sibling Bad "Bad Acting" Cat Scare Eye Scream Framing Device Evil Brit The Mole Death Seeker Nice Guy Does This Remind You of Anything? Title Drop Badass in a Nice Suit Cain and Abel Dramatic Gun Cock Parental Incest Failed a Spot Check Taking You with Me Improbable Aiming Skills Psychopathic Manchild Show Within a Show Humans Are Bastards The Musical Sinister Minister She Cleans Up Nicely Nothing Is Scarier Bare Your Midriff Only One Name Everyone Has Standards Punctuated! For! Emphasis! Curb-Stomp Battle Trailers Always Spoil The Ditz Smoking Is Cool Narrator Bland-Name Product Took a Level in Jerkass Logo Joke Cool Guns Totally Radical Big Fancy House '80s Hair Hair of Gold, Heart of Gold Naïve Newcomer Idiot Ball What Happened to the Mouse? Shoot the Shaggy Dog Naked People Are Funny Badass Grandpa Central Theme Brick Joke Guns Akimbo Psycho for Hire Distracted by the Sexy Only in It for the Money The End... Or Is It? The Chessmaster Depraved Bisexual Non-Indicative Name Fish out of Water Shout-Out Black Comedy Fourth Date Marriage Grievous Bottley Harm Bury Your Gays Mistaken for Gay Not So Above It All Hell Is That Noise Brainless Beauty Knife Nut The X of Y Novelization Never My Fault Biopic The Smart Guy Martial Arts Movie Serial Killer Villain Opening Scene Only a Flesh Wound Alpha Bitch Woobie, Destroyer of Worlds Re-Cut Offscreen Moment of Awesome The Great Depression Grey and Gray Morality Recycled IN SPACE! Poor Communication Kills Insistent Terminology Scenery Gorn Time Skip Interrupted Suicide Love at First Sight Soundtrack Dissonance Femme Fatale Faking the Dead Sole Survivor Fire-Forged Friends Diabolus ex Machina Taking the Bullet Neck Lift The Hero Gainax Ending Black Best Friend The Reveal As Long as It Sounds Foreign Action Girl Lighter and Softer Sealed Evil in a Can Sexy Discretion Shot Ripped from the Headlines Eyepatch of Power Chewing the Scenery Apocalypse How Ugly Guy, Hot Wife Irony The Starscream Important Haircut Corrupt Corporate Executive Reasonable Authority Figure Pay Evil unto Evil Double-Meaning Title Woman Scorned Aside Glance What the Hell, Hero? Crucified Hero Shot Cool Old Guy Overly Long Gag Face Death with Dignity Chekhov's Gunman