Pittsburgh Steelers Offense Offensive Formations Singleback Ace Double Wing Ace Pair Bunch Deuce Dice Slot Wing Pair Wing Slot Wing Stack Wing Tight U I Form Twin TE Pistol Double Stack Doubles Y Off Shotgun Bunch Doubles Empty Trey Stack Empty X-Trip Empty Y-Flex Spread Y-Slot Wk Stack Y Off Wk Tight Doubles Trey Open Trio Trips TE Flex Wing Slot Wk Y Off Trips Wk Weak I Wing