our @ISA = ("Race", "Class");

##</code><code>##

package HollyGame::Entity;

out @ISA = ("Race", "Class");

sub new
{
     my ($class) = @_;

     $self = { ### positions and stuff
              };
     bless $self, ref($class) || $class;
};

##</code><code>##

package HollyGame::ElfRanger;

out @ISA = ("Elf", "Ranger");

sub new
{
     my ($class) = @_;

     $self = { ### more or less stuff
              };

};

##</code><code>##

package Mod::Module;

sub new
{
    my $class = shift;

    $self = { tobechangedname => "value", } ### to change the tobechangedname at compile and runtime
    bless $self, ref($class) || $class;
}