Change one letter in a game's title and you get....

[Frozen Donkey Wheel2]

Call of Duty: Black Cops

 

[AMMO Kid]

Red Read: Redemption

F.E.A.T

Fillout: The eating game

Lost Planet: Qolonies Edition

 

[rokkolpo]

Ded Dead Redemption
cause you can only die twice

Clever, that's a good one.

 

[deadguynotyetburied]

Assassin's Weed.
Two letters, but i'm not very good at this.

W is a double u so it counts for two letters. You had no choice but turn two letters into one W.

 

[Zac Smith]

Fallout becomes Ballout, the deadlist football game in Washington DC

 

[nick n stuff]

the ultimate.
wait for it
Mario Fart
Boo-yah!!!

 

[EN1GM4]

Ned Dead Redemption the epic tale of a western zombie looking for revenge...named ned...

 

[crazypsyko666]

Remove the M in mass effect and it becomes something childishly funny.

 

[Twilight.falls]

World of Carcraft. Build and customize your car on your epic journey to carve out a name for yourself in the Azeroth Grand Prix!

Rise of Rations. Command armies of several unique airtight lunches to conquer the world!

President Evil: Fight back the likes of Woodrow Wilson and Grover Cleveland's CORPSES

The Sins 3: Step into the lives of Wrath, Gluttony, Envy and many more! YOU decide how they plague mankind!

 

[Deadlock Radium]

Mass Effect becomes Bass Effect, the greatest fishing game ever!

Or if you can take away one letter too, it becomes Mass Erect.

 

[Eggsnham]

I'm pretty bad at this sort of thing. Needless to say I have to try to do this and make a complete fool out of myself.

Super Mario Fros - A game about a black Italian hairdresser?

 

[Starke]

The Witcher becomes... The Watcher. He's watching you do what you do.

Or...

The Bitcher...

 

[Starke]

Ned Dead Redemption the epic tale of a western zombie looking for revenge...named ned...

Who is totally not that other guy named Zed.

 

[Mr. Grey]

The Witcher becomes... The Watcher. He's watching you do what you do.

Or...

The Bitcher...

Based on the people who kept bitching about The Witcher till CD Projekt proved them wrong.

 

[Sephychu]

Rock Band becomes Rack Band, a game involving all kinds of depravity.

Mesal Gear Solid has been done before...

Dawn of War becomes Yawn of War, a game so boring it beggars belief.

 

[Iron Mal]

Rainbow Sux? No, that's horrible.

How about Rainbow Sex? (for the reccord, that was not an offer)

Tears of War? (An emotionally moving game about a man coping with post traumatic stress in his day-to-day life)

Metal Slag? (You must play as a robot sent from the future to help save mankind, also you're disguised as a 'lady of the night')

Poke-man? (You are the newest superhero ever! Sadly, your only power is the ability to poke people in the back from great distances)

 

[Pilkingtube]

Left 4 Mead, The ultimate middle-ages drinking sim
(Also can I say this thread is amazing lol)

 

[Mephisteus]

The Path [http://store.steampowered.com/app/27000/] becomes The Bath
Inspired by the old tales of bathing, set in the modern day. It offers exploration, discovery and introspection.

Empire: Total War becomes Umpire: Total War
No idea why you would want to play this though.

Overlord: Raising Hell becomes Overlard: Raising Hell
The pig fat to rule them all.