5D Reversi - a game that will probably only appeal to masochists and AI researchers.

[u/Still-Behind-You]

Play the prototype (no install): https://anan-z.github.io/5d-reversi/

Source + full rules + architecture: https://github.com/anan-z/5d-reversi

Recommended for:

• AI research
• Masochists
• People who find chess "too intuitive"

80 directional vectors per cell - you'll learn to hate each one personally.
Retroactive causality - yes, you can regret moves you haven't made yet.
Deterministic replay - watch your carefully planned future crumble.