Well look at that. You wouldn't have known it from the sound.apparently this was Angus’ rack, briefly... lots of Boogie with a dash of Marshall
https://images.app.goo.gl/iwrYJJvwEx8iBeNJ7
I think Wizard came a little later in the 90s
I had some form from the concert for a long time and they thanked MESA for the cabinets. They didn't say anything about amplification but it specifically said cabinets.
Id be surprised if he actually used that rig for long.