Slip a wire saw over the back edge of a mirror tile working it between the tile and the wall.
How to remove mirror tiles from a wall.
Speaking as someone that is only now waking from the nightmare that is these damn mirror tiles even if the plan is to remove the drywall the safest option is still to remove the tiles first.
How to remove glass tiles.
Buy some cheap contact paper mactac in canada.
Covering your wall with floor to ceiling mirror or rather mirror tiles seemed like such a good idea back in the 1960s but a lot has changed in the past half century today that expansive.
You re talking a lot of glass that is being pulled toward you in removal and has a tendency to shatter quite easily.
Before you remove a wall mirror purchase a length of cutout wire longer than the diagonal dimension of the mirror from your local auto parts store.
It sucks a lot but it s necessary.
A wire saw is a long abrasive wire with a small handle on each end.