Tropescilloscope: Sanity Slippage

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

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