Do you know what the above user's avatar is?

[LED42]

A female dog

 

[ArchagentEverlasting]

A Goomba wearing a santa hat

 

[Xiahou Dun]

I don't know what that is. Don't even know where to begin.

 

[Mario Kart DS Fan]

Princess Mario

 

[ArchagentEverlasting]

I don't know what that is. Don't even know where to begin.

you sir disappoint me

Also various Mario sprites

 

[LED42]

Erm... It looks like a...uh, a guy, a mysterious guy. It's hard to describe...

 

[Princess Céline]

An 8-bit Goomba wearing an 8-bit Christmas hat

 

[LED42]

Long-Hair-Link with a Santa Hat.

 

[Julia-BM]

Sprite art by the queen of the Shy Guys herself

 

[LED42]

A Santa Hat wearing a girl

 

[Mario Kart DS Fan]

santa hat wearing a goomba.

 

[Mintiously]

Piranha Plant sleeping.