I second this: feature games that show some sort of innovative thinking. It's part of how I came up with Blender Chess, Dealer's Chess, Zwangkrieg, Chess on a Tesseract, and (to a lesser extent) Short Sliders (and the Leapers Who Love Them). I could easily nominate Pick-the-Team Chess or Deconstruction Chess for their creativity.
I second this: feature games that show some sort of innovative thinking. It's part of how I came up with Blender Chess, Dealer's Chess, Zwangkrieg, Chess on a Tesseract, and (to a lesser extent) Short Sliders (and the Leapers Who Love Them). I could easily nominate Pick-the-Team Chess or Deconstruction Chess for their creativity.