Spell Chess Tactics

Find the winning line for black

kningt..

And if white plays Kd1?

I played for the win

Nb4; Qb1; Qg4 / freeze e2.

Nd4

why not Rxh5 after Qxh5?

Both pieces are frozen. Your Qg4 is much faster.

Do you know how to beat 1. e4 f6 in 4 moves?

You are right

White to move and win

Descriptive solutions (like prophecies) can be realized in many ways. Just give a few concrete moves.