Costello's realname revealed to thousands of people. I was able to

[VVoltz]

It was my last picture:

 

[MicShadow]

DAM'EN YOU VVOLTZ!

 

[GameSoul]

DAM'EN YOU VVOLTZ!

 

[TrolleyDave]

I thought everyone knew that Costellos real name was

 

[DarkRey]

I thought everyone knew that Costellos real name was

Spoiler

costello

 

[raulpica]

I guess I'm the only one here who knows Costello's real name, then

 

[Gerinych]

I see a J.

 

[Prime]

It's John I think....

Where did I find this information?

Xbox Live.

 

[coolbho3000]

I thought everyone knew that Costellos real name was

No silly, it's

Spoiler

 

[tj_cool]

No his real name i...

*gets heart attack*

 

[Defiance]

It has to be a French name, such as Aimé, Marie-Élise, or Muhammad.

 

[Hehe Moo]

I see a J! It has to be José!

 

[raulpica]

It's John I think....

Where did I find this information?

Xbox Live.

Nope, it doesn't start with J

 

[B-Blue]

It's John I think....

Where did I find this information?

Xbox Live.

Nope, it doesn't start with J

Matthew, amirite?

 

[Hehe Moo]

But it had a J O_O

 

[Brian117]

It could of been an* upside-down cursive M o.o

EDIT: Well, there is two ways to write a cursive M.

One with like a curve at the top left to start it, or a curve in the bottom left and go up and make an M.

But IMO. I agree that his name is Jalapeno.

 

[B-Blue]

But it had a J O_O

Nonononononono, that's just to confuse you

his name starts with a T

But I'm not gonna say it

 

[agentgamma]

His real name is... Chuck Norris
*gets heart attack*
WHY MUST YOU USE THE DEATH NOTE?!?!?! D: