It should promote and remain in control of the pawn player. Otherwise, the king can just hide behind the pawns. I like to think of it as the pawns stealing resources from the ruling class, as long as, you know, it does hoard the resources after the ruling class is taken down. Ahem (Meet the new boss, same as the old boss)
If a pawn makes it to the 8th rank, does it promote? Is it a class traitor? Does it defect to the bourgeoisie?
It should promote and remain in control of the pawn player. Otherwise, the king can just hide behind the pawns. I like to think of it as the pawns stealing resources from the ruling class, as long as, you know, it does hoard the resources after the ruling class is taken down. Ahem (Meet the new boss, same as the old boss)
It founds the Bolshevik Party and starts to recruit enemy pieces.
It becomes super pawn
All pawns are equal but some pawns are more eequal than others
The pigs start walking.