+ let moves1 = this.getAllValidMoves();
+
+ // Can I mate in 1 ? (for Magnetic & Extinction)
+ for (let i of _.shuffle(_.range(moves1.length)))
+ {
+ this.play(moves1[i]);
+ const finish = (Math.abs(this.evalPosition()) >= VariantRules.THRESHOLD_MATE);
+ this.undo(moves1[i]);
+ if (finish)
+ return moves1[i];
+ }