No idea how these are called, but let's have a thread. Posting what I got.
>>6476149
sorry if i repost/if it doesn't count
this may be my last one
>>6476149
Polygons / Lowpoly
>>6476515
>>6476517
And now: CREATE MODE: http://matthew.wagerfield.com/flat-surface-shader/
Its called abstract
>>6476667
idiot
Dunno if this is the sort of thing you're looking for but gonna dump a few