You want to explode a planet as a sentry, do it Jujutsu Kaisen style, create a spatial distortion by applying energy Within 0.00001 seconds of a physical hit, amplifying the power of the hit by 2.5.
The thing about the punches that All Might needed "at his peak" is false, at his peak he only needed 5 punches, which were equivalent to 300 of his weakened version, good chapter, Dearr keep it up