Independent retailers are now stocking Waves 1 & 2 of MOTU Origins TMNT crossovers, but may be importing direct rather than thru Mattel AU. I picked up Waves 1 &2 from Comic Book Heroes at Brisbane
Attachment 6763
Beast Man Unpunched with English USA comic.
Oh and they had Talon Fighter with point dread at the Capalaba store, which is also available on Amazon AU now