Here's a list of the 305 I have come across currently.
I don't vouch for the quality, but the links work (usually).
NOTE: Since T is helluva tough, he ALWAYS wins. Any violations will not be posted, but exceptions can be made for good reason.

There are ratings of most of these pages available here.

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

• Generic Mr.T vs Site :)
• Mr.T vs A really Big Tree
• Mr.T vs AC/DC
• Mr.T vs AC/DC 2 sequel to above site (trailer)
• Mr.T vs AC/DC (again)
• Mr.T vs Christina Aguilera
• Mr. T vs Airwolf
• Mr.T vs Airwolf (again)
• Mr.T vs Ali G
• Mr.T vs Aliens vs Predator
• Mr.T vs Anime
• Mr.T vs the Annoying Pepsi Girl
• Mr.T vs Anthrax
• Mr.T vs Army of Darkness
• Mr.T vs Ash from Evil Dead
• Mr.T vs Austin Powers
• Mr.T vs Australian Parliament
• Mr.T vs Josh Ashworth Lead Singer of Society's Finest
• Mr.T vs Back to the Future
• Mr.T vs the Backstreet Boys
• Mr.T vs Bob Barker (from The Price is Right)
• Mr.T vs Barrett from FF7
• Mr.T vs Battle.net
• Mr.T vs Mr. Bean
• Mr.T vs the Bears
• Mr.T vs Beavis & Butthead Audio Style
• Mr.T vs Ben Folds Five
• Mr.T vs Beverly Hills Cop 3
• Big IT Consulting Companies
• Mr.T vs Bill Gates & Mecha T
• Mr.T vs Bill Gates (again)
• Mr.T vs Bizarro T
• Mr.T vs Tony Blair
• Mr.T vs Tony Blair (again)
• Mr.T vs Barney & Friends
• Mr.T vs Blythe Jex (a High School in the UK)
• Mr.T vs Boba Fett
• Mr.T vs James Bond
• Mr.T vs Booker T
• Mr.T vs John Wilkes Booth
• Mr.T vs Boy Meets World
• Mr.T vs the Brady Bunch
• Mr.T vs The Braves
• Mr.T vs Johnny Bravo (audio style)
• Mr.T vs Bret Hart
• Mr.T vs Garth Brooks
• Mr. T vs Garth Brooks (again) um...yeah...
• Mr.T vs Mr. Burns
• Mr.T vs Bus Riders Union
• Mr.T vs George "Dubya" Bush
• Mr.T vs George Bush and Dick Cheney
• Mr.T vs George "Dubya" Bush in The Search for Weapons of Mass Destruction!
• Mr.T vs C3P0
• Mr.T vs Camelot Software
• Mr.T vs Stephen J Canell
• Mr.T vs Jim Carrey
• Mr.T vs Carrot Top
• Mr.T vs Fidel Castro
• Mr.T vs CATS All your base are belong to T!
• Mr.T vs Dick Cheney
• Mr.T vs Chewbacca
• Mr.T vs Chibi Moon
• Mr.T vs Chicken Lady Kids in the Hall, I think. Funny, yet disturbing.
• Mr.T vs CHiPs
• Mr.T vs Christian Evangelism
• Mr.T vs Chun Li
• Mr.T vs Chun Li 2
• Mr.T vs Cisco
• Mr.T vs Mr. Clean
• Mr.T vs Clerks
• Mr.T vs Bill Clinton
• Mr.T vs Clippit the MS Office paperclip
• Mr.T vs Gary Coleman
• Mr.T vs the Confederacy
• Mr.T vs Billy Corgan
• Mr.T vs Corpses Zombies would be more accurate
• Mr.T vs Bill Cosby
• Mr.T vs Cows
• Mr.T vs Crazy Cabbie
• Mr.T vs Wesley Crusher
• Mr.T vs the Cybermen
• Mr.T vs the Cybermen (again)
• Mr.T vs Darth Maul
• Mr.T vs Darth Vader II
• Mr.T vs Dawson's Creek
• Mr.T vs Deep Blue
• Mr.T vs Tom DeLay
• Mr.T vs Descent
• Mr.T vs Destiny's Child
• Mr.T vs Dexter's Lab
• Mr.T vs Dici-G this one is in Welsh
• Mr.T vs Doctor Doom
• Mr.T vs Doctor Evil
• Mr.T vs Don't Be A Menace
• Mr.T vs Dragon Ball Z
• Mr.T vs the Dragon Gods of El Nido
• Mr.T vs Dukes of Hazzard
• Mr.T vs the Earth
• Mr.T vs Earth Crisis
• Mr. T vs. Bernie Ebbers Former CEO of WorldCom
• Mr.T vs. the Electoral College
• Mr.T vs Elmo
• Mr.T vs Eminem
• Mr.T vs Eminem (again)
• Mr.T vs Eminem (for the 3rd time)
• Mr.T vs an Employer's Neglect of the Responsibilities for the Health and Wellbeing of Staff Members Suffering from a Work-Related Stress Disorder
• Mr.T vs Ernest
• Mr.T vs the Ewoks
• Mr.T vs EvaPark a cross between South Park and Neon Genesis Evangelion
• Mr.T vs Evil Dead
• Mr.T vs Fabio
• Mr.T vs Fabio
• Mr.T vs Faelan
• Mr.T vs Fallout
• Mr.T vs Fight Club
• Mr.T vs Final Fantasy 7
• Mr.T vs Fireman Sam
• Mr.T vs Mick Foley
• Mr.T vs the Ford Focus
• Mr.T vs Friends
• Mr.T vs the Frogs
• Mr.T vs FSO
• Mr.T vs Fushigi Yuugi
• Mr.T vs Gadaffi
• Mr.T vs Galvatron aka Mr.T vs Megatron 3
• Mr.T vs Ghandi
• Mr.T vs Ghostbusters
• Mr.T vs Kathie Lee Gifford
• Mr.T vs Crispin Glover
• Mr.T vs Godzilla
• Mr.T vs Goku
• Mr.T vs the Goonies
• Mr.T vs Al Gore
• Mr.T vs the Governator
• Mr.T vs Gracie Jiu-Jitsu
• Mr.T vs Gumby
• Mr.T vs Gundam Wing
• Mr.T vs Gundam Wing
• Mr.T vs GWAR
• Mr.T vs Hackers
• Mr.T vs Half-Life
• Mr.T vs Halo 2
• Mr.T vs Hamlet
• Mr.T vs Hannibal
• Mr.T vs Hanson
• Mr.T vs David Hasselhoff
• Mr.T hears a foo' Dr. Seuss
• Mr.T vs Heidi Not the classic story, but a creative person with a webcam
• Mr.T vs Hellraiser
• Mr.T vs He-Man
• Mr.T vs Highlander
• Mr. T vs His Evil Twin
• Mr.T vs His Evil Twin Senator Doctor Car
• Mr.T vs His Own Abstract Thoughts
• Mr.T vs Hitler
• Mr.T vs Hitler (again)
• Mr.T vs T.J. Hooker
• Mr.T vs Hot Curry
• Mr.T vs Rex Hunt
• Mr.T vs Saddam Hussein
• Mr.T vs Ice Cube
• Mr.T vs the IMac
• Mr.T vs the Incredible Hulk
• Mr.T vs Insane Clown Posse
• Mr.T vs Invader Zim
• Mr.T vs Iron Chef
• Mr.T vs Iron Chef
• Mr.T vs Steve Irwin (the Croc Hunter) - Site #300!
• Mr.T vs It's the Go A website
• Mr.T vs Michael Jackson
• Mr.T vs Jean Claude van Damme
• Mr.T vs Jerry Springer
• Mr.T vs Jesse Ventura
• Mr.T vs Jigglypuff
• Mr.T vs Joe C
• Mr.T vs the Joker
• Mr.T vs Angelina Jolie
• Mr.T vs Indiana Jones
• Mr.T vs James Joyce
• Mr.T vs Judge Dredd
• Mr.T vs Danny Kay and others with the Crocodile Hunter!
• Mr.T vs KC and the Sunshine Band
• Mr.T vs Kefka (from FFVI)
• Mr.T vs Captain Kirk
• Mr.T vs Kiss
• Mr.T vs the Klingon Empire
• Mr.T vs Knight Rider
• Mr.T vs the Kool Aid Man
• Mr.T vs KoRn
• Mr.T vs Krang
• Mr.T vs Freddy Krueger
• Mr.T vs Osama bin Laden
• Mr.T vs Bruce Lee Site #200!
• Mr.T vs Legend of Zelda
• Mr.T vs Leisure Suit Larry
• Mr.T vs the Leprechaun
• Mr.T vs Limp Bizkit
• Mr.T vs Long Titles
• Mr.T vs Lord of the Dance
• Mr.T vs Norm MacDonald
• Mr.T vs Macross 7
• Mr.T vs Magic Knight Rayearth
• Mr.T vs Magic: the Gathering
• Mr.T vs Manic Street Preachers
• Mr.T vs Mankind
• Mr.T vs Todd Manning
• Mr.T vs Marilyn Manson
• Mr.T vs Ronald McDonald and Jason
• Mr.T vs the Mask
• Mr.T vs the Matrix
• Mr.T vs the Matrix Reloaded
• Mr.T vs Mayberry
• Mr.T vs Ronald McDonald
• Mr.T vs Vince McMayhon
• Mr.T vs Megaman
• Mr.T vs Megatron
• Mr.T vs MewTwo
• Mr.T vs MewThree
• Mr.T vs Natalie Merchant
• Mr.T vs Metal Gear Solid
• Mr.T vs Metallica
• Mr.T vs MewTwo
• Mr.T vs Mickey Mouse
• Mr.T vs the Mighty Morphin' Power Rangers
• Mr.T vs Milkman Dan
• Mr.T vs the Ministry of Silly Walks
• Mr.T vs Christopher Moltisanti From the Sopranos
• Mr.T vs Monkey
• Mr.T vs Mortal Kombat
• Mr.T vs the Mortice Lock
• Mr.T vs Moulin Rouge
• Mr.T vs MSN
• Mr.T vs Scott Muller An Australian cricket player
• Mr.T vs Mystery Science Theater 3000
• Mr.T vs Narbonic
• Mr.T vs Naked:People in Car Chases (no naked people, it's a comic)
• Mr.T vs Kevin Nash
• Mr.T vs Need for Speed III
• Mr.T vs Vince Neil
• Mr.T vs Neon Genesis Evangelion
• Mr.T vs News Radio
• Mr.T vs Wayne Newton
• Mr.T vs Nexus 6 From Blade Runner
• Mr.T vs David Nimmo Idiot who made some pages where he beat T.
• Mr.T vs Nog
• Mr.T vs NSync
• Mr.T vs Bill O'Reilly
• Mr.T vs Painting the Pilot Flash movie in which Mr.T builds a model airplane. Funny.
• Mr.T vs Pantera
• Mr.T vs Pepsi
• Mr.T vs the Phantom Menace
• Mr.T vs Pablo Picasso
• Mr.T vs Pikachu
• Mr.T vs the Pillsbury Dough Boy
• Mr.T vs Pimpbot 5000 Site #100!
• Mr.T vs Pink Floyd
• Mr.T vs a Pitbull
• Mr.T vs Planet of the Apes
• Mr.T vs Planetarion
• Mr.T vs Podracing aka Spiceworld 2
• Mr.T vs Pokemon
• Mr.T vs Johnny Poindexter (a British band)
• Mr.T vs Johnny Poindexter 2
• Mr.T vs Pokemon
• Mr.T vs the Pope
• Mr.T vs Harry Potter aka Harry Potter and the Power of T
• Mr.T vs Puff Daddy
• Mr.T vs Quake
• Mr.T vs Quantum Leap
• Mr.T vs Quark
• Mr.T vs Queen Beryl
• Mr.T vs R2-D2
• Mr.T vs Rainbow
• Mr.T vs Rainbow Six
• Mr.T vs Red Dwarf
• Mr.T vs Red Hawk Obscure. Unless you go to RPI, I guess
• Mr.T vs Keanu Reeves
• Mr.T vs Reservoir Dogs
• Mr.T vs Resident Evil
• Return of the Sucka Spiceworld Part 3
• Mr.T vs Anne Robinson
• Mr.T vs RoboCop
• Mr.T vs the Rock & Stone Cold Steve Austin
• Mr.T vs Rocky
• Mr.T vs the Rocky Horror Picture Show
• Mr.T vs Mr. Rogers
• Mr.T vs Ray Romano
• Mr.T vs Ryu
• Mr.T vs Ryu
• Mr.T vs Sailor Moon
• Mr.T vs Sailor Moon (again)
• Mr.T vs Santa
• Mr.T vs Santa (again)
• Mr.T vs Satan
• Mr.T vs Saved by the Bell
• Mr T vs Michael Schumacher
• Mr T vs SClub6
• Mr.T vs the SciFi Channel That's what they get for cancelling MST3K!
• Mr.T vs Scooby Doo
• Mr.T vs Seanbaby
• Mr.T vs Sesame Street Sports
• Mr.T vs Sgt. D
• Mr.T vs the Shadows & Vorlons (from Babylon 5)
• Mr.T vs Shakespeare
• Mr.T vs Shaolin (part 1)
• Mr.T vs Shaq site #250!
• Mr.T vs Shaq (again)
• Mr.T vs Sifl & Olly
• Mr.T vs Silent Hill
• Mr.T vs Silent Hill 2
• Mr.T vs Simon, Hecubus... Another Kids in the Hall
• Mr.T vs Homer Simpson
• Mr.T vs O.J. Simpson
• Mr.T vs Siriratsivawong
• Mr.T vs Skeletor
• Mr.T vs Luke Skywalker
• Mr.T vs Slayers Anime, not the band.
• Mr.T vs Sliders
• Mr.T vs Slipknot
• Mr.T vs Smokey the Bear
• Mr.T vs Han Solo
• Mr.T vs Some Really Big Cans of Tea
• Mr.T vs Sonic the Hedgehog
• Mr.T vs South Park
• Mr.T vs Space Ghost
• Mr.T (and the world) vs Brittany Spears
• Mr.T vs the Spice Girls
• Mr.T vs the Spice Girls II
• Mr.T vs Spiceworld
• Mr.T vs Spiderman
• Mr.T vs Steve Spurrier
• Mr.T vs the Squirrels
• Mr.T vs Star Blazers
• Mr.T vs StarCraft
• Mr.T vs Stewie From Family Guy
• Mr.T vs Stone Cold Steve Austin
• Mr.T vs Super Mario
• Mr.T vs the Super Mario Super Show
• Mr.T vs Superman
• Mr.T vs Survivor
• Mr.T vs Survivor (again)
• Mr.T vs Mr.T?
• Mr.T2
• Mr.T vs T-Rex
• Mr.T vs Team Fortress Classic
• Mr.T vs Team Rocket
• Mr.T vs Team Rocket (again)
• Mr.T vs the Teen Titansc
• Mr.T vs Teenage Mutant Ninja Turtles
• Mr.T vs Teenage Mutant Ninja Turtles (again)
• Mr.T vs Teenage Mutant Ninja Turtles
• Mr.T vs the Teletubbies
• Mr.T vs Tenchi
• Mr.T vs the Terminator
• Mr.T vs Titanic
• Mr.T vs Titanic (again)
• Mr.T vs the Trade Federation
• Mr.T vs Ted Turner
• Mr.T vs Ted Turner (again)
• Mr.T vs Turok 2
• Mr.T vs TVT Records
• Mr.T vs Shania Twain
• Mr.T vs Twiztid Sequel to the Insane Clown Posse fight
• Mr.T vs Twister
• Mr.T vs Mike Tyson
• Mr.T vs the UK Garage Scene
• Mr.T vs The Undertaker
• Mr.T vs Unicron aka Mr.T vs Megatron 2
• Mr.T vs V
• Mr.T vs Van Halen
• Mr.T vs the Van Thief
• Mr.T vs Vanilla Coke
• Mr.T vs Vanilla Ice
• Mr.T vs Vegeta
• Mr.T vs the Vision of Escaflowne
• Mr.T vs Wal-Mart
• Mr.T vs Sela Ward
• Mr.T vs John Wayne
• Mr.T vs Weezer
• Mr.T vs Wesker from Resident Evil
• Mr.T vs the Winchester Gilbert & Sullivan Appreciation Society
• Mr.T vs Tiger Woods
• Mr.T vs Lt. Worf
• Mr.T vs the World (literally)
• Mr.T vs the X-Men
• Mr.T vs Yahoo!
• Mr.T vs Yahoo!
• Mr.T vs the Yamo
• Mr.T vs the Yoshi Haters
• Mr.T vs The Young Ones
• Mr.T vs Dr. Phillip Zimbardo
• Mr.T vs Huy Zing
• Mr.T vs Zippy (from Rainbow)