Also known as BJ's Goliath
Commercial description
BJ’s Brewmaster’s Reserve is a line of proprietary craft beers made with premium ingredients and bolder taste profiles. Imperial Red Ale is a higher gravity and hoppier derivative of BJ’s award-winning Jeremiah Red Irish Red Ale. Brewed with six different malts and four hop varieties with an original gravity of 20 Plato and an IBU rating of 60.
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BJ's Goliath

The brewer markets this same or near-same product by more than one names. This can be the result of a brewer distributing this beer under different names in different countries, or the brewer simply changing the name, but not the recipe at different points in time.