Note not all games are avail for purchase in Australia (for example Kung Fu Strike). I think All are steam except the free dl for members ones (which aren't free unless you're a member, i guess), Section 8, and Kairo. (check if the page says "This product installs and requires the Steam Client to play" though
Deals Incl:
Sanctum 2 - 50% off,$7.49 (bought it for $6.75 at GMG yesterday, but that deal is gone now i think) . 4 pack is $22.50 (season pass on sale too)
Thunder Wolves - 50% off, $7.49
Rising Storm - 50% off, $10
Strike Suit Zero - 50% off, $10
Bit Trip Runner 2 - 33% off, $10 (probably better to wait for Steam Summer Sale)
and so on