Remember that the one thing we do know between Lalo and Saul is that it ends bad. If you remember when Walter and Jesse kidnap and take him to the desert, he thinks it's Lalo that has him and is relieved that when they take the blindfold off that it's not him.
Yep, it was "Did Lalo send you? It wasn't me, it was Ignacio" So it's going to be interesting to see how the dots get connected. I think Lalo is dead somewhere, but no one knows, maybe an acid bath and Nacho and his dad get a new dust filter for their Hoover Max Extract Pressure Pro model 60