Fandom Populist 

A person who appeals to a fanbase that feels ignored by higher authorities or the corporation that owns the IP the fanbase is based around.

"I heard Bob was a Fandom Populist for the Gaming community."

Fandom Populist by EmpDaylight November 30, 2023

Schrödinger's Populist

A thoughtless political experiment in which contradictory and counterproductive governance creates a society so fragmented and chaotic that its leaders are only mocked rather than overthrown.

Alexander Boris DePfeffel Johnson is the archetypal Schrödinger's Populist.

Schrödinger's Populist by Professor Arsegarp July 23, 2021