-push @out, $self->msg('wcy1', 'k') unless $args{k} && $args{k} >= 0 && $args{k} <= 9;
-push @out, $self->msg('wcy1', 'espk') unless $args{expk} && $args{expk} >= 0 && $args{expk} <= 9;
-push @out, $self->msg('wcy1', 'a') unless $args{a} && $args{a} >= 0 && $args{a} <= 400;
-push @out, $self->msg('wcy1', 'r') unless $args{r} && $args{r} >= 0 && $args{r} <= 300;
-push @out, $self->msg('wcy1', 'sf') unless $args{sf} && $args{sf} >= 65 && $args{sf} <= 300;
-push @out, $self->msg('wcy1', 'sa') unless $args{sa} && grep $args{sa} eq $_, qw(qui eru act maj pro war nil);
-push @out, $self->msg('wcy1', 'gmf') unless $args{gmf} && grep $args{gmf} eq $_, qw(qui act min maj sev mag war nil);
-push @out, $self->msg('wcy1', 'au') unless $args{au} && grep $args{au} eq $_, qw(no aurora strong);
+push @out, $self->msg('wcy1', 'k') unless defined $args{k} && $args{k} >= 0 && $args{k} <= 9;
+push @out, $self->msg('wcy1', 'espk') unless defined $args{expk} && $args{expk} >= 0 && $args{expk} <= 9;
+push @out, $self->msg('wcy1', 'a') unless defined $args{a} && $args{a} >= 0 && $args{a} <= 400;
+push @out, $self->msg('wcy1', 'r') unless defined $args{r} && $args{r} >= 0 && $args{r} <= 300;
+push @out, $self->msg('wcy1', 'sf') unless defined $args{sf} && $args{sf} >= 65 && $args{sf} <= 300;
+push @out, $self->msg('wcy1', 'sa') unless defined $args{sa} && grep $args{sa} eq $_, qw(qui eru act maj pro war nil);
+push @out, $self->msg('wcy1', 'gmf') unless defined $args{gmf} && grep $args{gmf} eq $_, qw(qui act min maj sev mag war nil);
+push @out, $self->msg('wcy1', 'au') unless defined $args{au} && grep $args{au} eq $_, qw(no aurora strong);