Grifter Omen-oatmeal Stout 375ml << Back View Cart → Product successfully added to your cart. Grifter Omen-oatmeal Stout 375ml Case of 24 $99.99 $99.99 - (case 24) Description Add to Cart SKU: 15510. Category: Beer and Cider, Beer and Cider/Australian Beer, Beer and Cider/Australian Beer/Craft Beer. Additional Information Additional Information Bottle 375ml Case 24 bottles