With Multiverse Time Travel | 5d Chess
If you want, I can also explain the or give a concrete example of a 3-move checkmate using time travel. Just ask.
5D Chess With Multiverse Time Travel is a masterpiece of absurd game design. It is a paradox engine disguised as a board game. It is the closest you will ever get to a controlled hallucination of higher-dimensional geometry. And yes, there is a thriving online ladder. 5D Chess With Multiverse Time Travel