Denver Broncos Offensive Formations Singleback Ace Ace Pair Bunch Bunch TE Dice Slot Doubles Y Off Close Wing Flex Wing Pair Wing Tight Y Trips I Form Twin TE Pistol Strong Shotgun Ace Offset Bunch Deuce Close Doubles Flex Wk Doubles Offset Eagle Trey Empty Base Flex Normal Y Off Close Normal Y Off Wk Spread Y-Flex Spread Y-Slot Wk Tight Trio Y-Flex Wing Flex Offset Wing HB Wk Wing Slot Wk Y Trips Wk Strong I Wing Z Close Weak I Close Slot Flex Wing Defensive Formations 4-3 Even 6-1 3-4 Odd Over Under 4-4 Split Nickel 2-4-5 3-3-5 Wide Dime 1-4-6 2-3-6 Quarter 1-3-7 Normal Prevent 3 Deep Goal Line 5-3 6-2