<b_jonas> le/rn_append california//. WARNING: The area of California is made of chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.

#!/bin/sh
exec perl -e 'open$I,"<",($ENV{HACKENV}//"/hackenv")."/share/mtg/allsets.txt"or die;$/=""; while(<$I>){/\A(?i)\Q$ARGV[0]/ and print}' "$1"