Jack Costello Jack Costello 5'11" | 267 lbs | OL/DL Trinity | 2028 State PA brings impressive size and physicality to Trinity’s interior trenches. At 6-foot and 275 pounds, he has the frame to anchor the center position while providing a powerful presence at defensive tackle. Costello’s ability to contribute on both sides of the football gives the Shamrocks valuable versatility in the trenches. His development in leverage, hand placement, and technique could make him increasingly difficult to handle as he gains experience. Expect Costello to be an important young piece of Trinity’s physical identity in 2026.

Jack Costello Jack Costello 5'11" | 267 lbs | OL/DL Trinity | 2028 State PA is a physical and dependable lineman who brings toughness and versatility to both sides of the ball. At center, he shows strong awareness and command, consistently making the right reads and helping organize the offensive line. His snap-to-step quickness allows him to engage defenders efficiently and establish leverage early. Costello plays with a solid base and uses his strength well to anchor against interior pressure. On the defensive side, he brings a gritty presence at defensive tackle, showing the ability to clog running lanes and absorb double teams. His motor stands out on film, as he works through contact and continues to pursue the ball. Costello’s physicality and consistency are key reasons he is gaining recognition early in the 2028 class. With continued development in explosiveness and hand technique, he has the potential to become a dominant force in the trenches.