This variant, Inner Swap Chess and Outer Swap Chess also seem good examples of variants that are so similar that they should not have separate articles, but should be presented in a single article with some rule variations mentioned in the Notes section.
This variant, Inner Swap Chess and Outer Swap Chess also seem good examples of variants that are so similar that they should not have separate articles, but should be presented in a single article with some rule variations mentioned in the Notes section.