odd markings or just in between feather patterns

[Painted Calls]

You have a “buff barred rock” a barred rock x Rhode Island red hybrid.
https://www.backyardchickens.com/threads/probably-wrong-but-thinking-out-loud-about-the-tsc-“brs”.1447149/post-24480881

Aha! They have a name now.

 

[rural mouse]

With zero buff, red, gold coloring....hmmmm

 

[RoostersAreAwesome]

With zero buff, red, gold coloring....hmmmm

Yeah, the name is misleading.