MacGameStore- Get 50% discount on 'XCOM: Enemy Unknown - Elite Edition'

MacGameStore is having promotional sales on SCI FI Games from FERRAL & one of its major discount offer is 50% discount on 'XCOM: Enemy Unknown - Elite Edition'. The original was $ AUD 34.52 ($CAD 34.99) but now the price has been reduced to $AUD 17.49 ($CAD 17.49).

Requirements:

MAC OS X 10.8.5
CPU TYPE Intel Mac Only
CPU CORES Any
CPU SPEED 2 GHz
SYSTEM RAM 4 GB
DRIVE SPACE 15 GB
VIDEO RAM 256 MB
VIDEO (ATI) ATI Radeon HD 4670 *
VIDEO (NVIDIA) NVIDIA GeForce 9400M *
VIDEO (INTEL) Intel HD Graphics *

Other Requirements:

The following cards require you to have 8GB of system RAM: Intel HD3000, NVIDIA 9400 and NVIDIA 320M.