There are many rare and unusual moves in chess, and it is difficult to say which one is the rarest. However, some of the more unusual and rare moves in chess include:
The smothered mate:
This is a mating pattern that occurs when a player’s king is surrounded by its own pieces, and the opponent’s knight is able to deliver a checkmate by attacking the king from an adjacent square. This move is considered rare because it requires a specific set of circumstances, and it is not easy to set up.
The Fool’s mate:
This is a mating pattern that occurs when a player allows their opponent to deliver a checkmate on the second move of the game. This move is considered rare because it requires the player to make a very basic mistake, and it is not often seen in serious games.
The Scholar’s mate:
This is a mating pattern that occurs when a player’s queen and bishop team up to deliver a checkmate on the fourth move of the game. This move is considered rare because it requires the player to make a specific set of moves, and it is not easy to set up.
The Morphy mate:
This is a mating pattern that occurs when a player’s bishop and knight team up to deliver a checkmate. This move is considered rare because it requires the player to make a specific set of moves, and it is not easy to set up.
Conclusion
In conclusion, it is difficult to say which move is the rarest in chess, as there are many rare and unusual moves that are possible in the game. However, some of the more unusual and rare moves include the smothered mate, the Fool’s mate, the Scholar’s mate, and the Morphy mate.