Well let's state the facts right at this point in time.
Gains: Hastings, Gildart, J. Tupou, Peachey
Losses: BJ Leilua, Chee-kam, Packer, Walters, M'bye
Only one person out of the losses played regular football. You could argue 3/4 gains will be regulars. There's a positive.
The negatives are...