That guy with the face. You know who I'm talking about.

Creepy guy, not sure if trying to attempt to draw Troll face or just creepy face

A guy with glasses and a strange pig like noose

A pig with shades and a fancy stache.

Smoking pig explaining the way of current finances

Smoking a blunt has had a negative effect on a pigs math abilities,

pink wizard bends the rules of arithmetic

Mathamagician

Turtle wearing a top hat saying 'Math is magic'

a turtle wearing a top-hat declares that math is magic