if($name =~ /(intrepid|triumph)/) {
[download]

Captures are needlessly slow, and you're not actually checking for equality. Better:

if($name =~ /^(?:intrepid|triumph)\z/) {
[download]

And if you're so worried about speed, I think doing string comparisons would be even faster.

if($name eq 'intrepid' || $name eq 'triumph') {
[download]