It’s Mate in Two Monday. I might have saved this for a Weird Wednesday.
A creation by H. Froberg. There are no less than 17 useless first move checks. A sly queen move is the key. 1.Qc3 Qxc3 1...Nxc6 2.d8N#; 1...Nxb7 2.Nd8#; 1...Nf7 2.exf8N#; 1...Nxd7 2.exd8N+ 2.exd8N#