Super Smash Brothers Ultimate - If Deku was in Smash Bros by kojo1123

Incineroar: Can't this kid just shut up for a second?

To be fair, needless verbosity is a problem in most shounen shows as helps pad out the episodes while giving an excuse to animate less. The manga likely do it to quickly convey exposition without having to draw as much, given that manga artists are on such tight schedules.