-1
New variant idea

+1
This would make endgames much more interesting with the new types of promoting.
Also, no-castling chess exists, but the king moving like a knight also might be cool in the endgame, you might have to try and not get checked until then.
tbh, I don't like pawns moving only one square that much, but it might be interesting.
When i was a kid i was initially taught some different rules The pieces are same . The differences were:
I think it was also 3 check or something but i can't remeber.