No national sporting competition (that I know of) has teams in all 6 states and both mainland territories. Cricket has the most, with all but NT. Basketball used to be the same, but don't have an ACT team anymore
Petri 'Pete' Lindroos is the Guitarist/Vocalist for and founding member of the melodic death metal band Norther, and more recently he has taken the place as Lead Vocals and Guitar for Viking/folk metal band Ensiferum.