Tropescilloscope: Sanity Slippage

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

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