Simpsons Duff Dice Game: The dice don t lie but you might have to in this fast-paced game of lyin and guessin . Do you have what it takes? To stay alive in Duff Dice, you must bluff or be bluffed. To win in Duff Dice you must lie, lie, lie your way to victory. Woo hoo! Packaged as a four pack of beer, this classic liar s dice game includes 4 collectible Duff Beer Cans, 20 custom dice featuring your favorite characters from Moe s Tavern and a Duff Beer shopping bag for easy storage.