Black Caps batter Finn Allen has been poached from the Perth Scorchers by the Melbourne Stars in what could beo the most lucrative deal in BBL history.

Kiwi batter Finn Allen launched eight sixes in a 53-ball 101 in the Big Bash League on Thursday night, carrying his Perth Scorchers to a 50-run victory.

Black Cap T20 opener and wicket keeper Tim Seifert has hit a century to help the Melbourne Renegades to a 14-run victory over the Brisbane Heat in their opening game of Australia's Big Bash.