Kirby = Ness
Ness = Sans
Therefor-
Kirby = Sans

and
Sans + Ness = SNES
Five Kirby games on the SNES
Five vertices on a square pyramid.

But it doesn't end there

A square pyramid has four triangular faces
Add together the number of triangular faces and the number of vertices and you get…
NINE
but wait, a SQUARE PYRAMID
The square root of nine is THREE
THREE SIDES OF A TRIANGLE
THE ILLUMINATI TRIANGLE

UNDERTALE IS ILLUMINATI
EARTHBOUND IS ILLUMINATI
KIRBY IS ILLUMINATI

WAKE UP SHEEPLE
YOU'VE BEEN FOOLED

Nice calculus, but can you beat this?

Therefore Farquaad is the leader of the Illuminati, and what you mentionned are his underlings.