So I did a little side project for my side/passion project, Subter.io.
It’s like Subter but with chess!

https://geheimesschach.orbiter.website/?pgn=1.+Nc3+a6+2.+Nd5+f6+3.+g4+Kf7+4.+Ne3+Kg6+5.+a3+Kf7+6.+b4+c6+7.+Nh3+c5+8.+bxc5+b5+9.+Rb1+b4+10.+Rb2+Kg6+11.+Nc4+f5+12.+Na5+bxa3+13.+e3+e5+14.+Rb3+Be7+15.+Rb2+Kh6+16.+gxf5+g5+17.+f6+Ra7+18.+d3+a2+19.+Rxb8+d5+20.+Qf3+Rb7+21.+Qh5%2B+Kxh5+22.+Rxc8+Rc7+23.+Bd2+Rb7+24.+Nb3+Bf8+25.+Ng1+Qe8+26.+Ba5+Rd7+27.+Bb6+Rc7+28.+c6+Nxf6+29.+Kd2+Ne4%2B+30.+Kc1+Qd8+31.+Na1+Bg7+32.+d4+exd4+33.+Bc4+%7B+Black+resigns.+%7D+1-0