Tropescilloscope: Sanity Slippage

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

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