Indianapolis Colts Offensive Formations Singleback Ace Ace Pair Bunch Deuce Close Dice Slot Doubles Y Off Close Wing Pair Wing Slot Wing Tight Shotgun Bunch Offset Bunch Y-Flex Double Stack Doubles Offset Doubles Offset Wk Doubles Y Off Doubles Y-Flex Empty Base Empty Base Flex Stack Y Off Wk Tight Slots HB Wk Tight Y Off Wk Trey Open Offset Trips TE Flex Trips TE Offset Wing Slot Offset Wing Slot Wk Y Off Trips Y Off Trips Wk Defensive Formations 4-3 Even 6-1 Over Over Solid Over Wide 46 Bear Nickel Double Mug Over Wide Big Nickel Over G Dime Rush Dollar Sugar 3-2 Prevent 3 Deep Goal Line 5-3 6-2