What is the above user best known for?

[Timezbrick]

The name and.
NORTH!

[Ad Bot]

[Col. Burton]

Being a time bomb brick.

[Medicat]

Ehm.

[-Pablo-]

Bein cool :3

[hankyje]

Being the second best user on blockland

[Supersylox]

Fruit avatars.

[TurnipBlog]

Being 115 years old.

[Vegetarian Zombie]

spinning

[Medicat]

Drama

[PowerDag]

Being a medical feline.

[Medicat]

Being reasonable and thoughtful. :3

[Kingdaro]

being a person

[Medicat]

Being a brony

[Vegetarian Zombie]

Medical cats
Watch medal of honor cat, will you

[Kira100000]

he is the male genitalia