Also known as Sudwerk Fest Märzen
Commercial description
Ordained as the “official Oktoberfestbier,” Fest Märzen is sweeter, more robust and flavorful than your typical Märzen. Specialty malts were used generously adding to the higher, more festive alcohol content. Best enjoyed in leder hosen.
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Sudwerk Fest Märzen

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.