How do you name a brick?

[LTvic]

Hi every one i noticed something when you hit a brick with a wrench. Look at the top it says sort of faded out  brick name and then a text enter feild But i was never able to use it. Does any one know what it's for.

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[Maxwell]

idk

[tails]

i think thats for v9's events

[onyx6]

It is