I have tasted it and found it to be quite bad. But as always when it comes to taste, it is very subjective. I believe you can find many much better Whiskeys at a lower price, and almost all whiskeys at the same price point are vastly better imo.
I don't think I have seen one single positive review to be honest.
Liquor. com gives it 1.5 out of 5
Our tasting panel found this Irish whiskey to punch below its weight, and believe there are better options within its price range.
www.liquor.com
Business Insider says ""It smelled like ethanol and tasted only marginally better,"
Conor McGregor is excellent at fighting. He has impeccable distance management and possesses remarkable shot selection. But if I were ever offered a shot of his whiskey, Proper No. Twelve, I'd decline. It's bad.
www.businessinsider.com
Bloomberg said "If You Thought the McGregor Fight Was a Disaster, His Whiskey Is Worse"
Taste-testing a bottle of Proper No. Twelve during the UFC 229 fight.
www.bloomberg.com
But if you like it, good for you. I would recommend you try "Rebel Straight Bourbon 80 Proof", it is cheaper, and much better.
Rebel Bourbon's history dates back to 1849 when William Larue Weller of the W. L. Weller & Sons Company invented the famous recipe that pioneered a wheat-based mash bill to replace rye. This very recipe represented a base for many famous bourbons that were later produced at the Stitzel-Weller...
www.caskers.com