The postgame roars from Notre Dame’s locker room echoed right through the Los Angeles Coliseum’s thick cement walls and metal beams Saturday night, moving around the 89-year-old arena like a long-absent force of nature.

After decades away, the Fighting Irish are back on top of college football — unmatched in the rankings, unblemished in the standings, and unequivocally ready for a chance to end a 24-year national championship drought.