Fiction that depicts fascism:
Alan Moore’s V for Vendetta
The second half of Watership Down
The Hunger Games series.
The Handmaid’s Tale.
Red Clocks by Leni Zumas
Fiction that depicts some kind of utopian collectivism:
The Fifth Sacred Thing by Starhawk
Woman on the Edge of Time by Marge Piercy
A Half-Built Garden by Ruthanna Emrys
TGRTVN
Final level in Bubsy.