Man pages matching name class::mop::class::immutable::trait in section 3pm:

Class::MOP::Class::Immutable::Trait.3pm.en	debian 10 / libmoose-perl
Class::MOP::Class::Immutable::Trait.3pm.en	debian 11 / libmoose-perl
Class::MOP::Class::Immutable::Trait.3pm.en	debian 12 / libmoose-perl