Man pages matching name mclasserase in section 1:

mclasserase.1.en	debian 10 / mtools
mclasserase.1.de	debian 11 / manpages-de
mclasserase.1.en	debian 11 / mtools
mclasserase.1.de	debian 12 / manpages-de
mclasserase.1.en	debian 12 / mtools