Bonus Collector’s Edition features:
- Extra gameplay
- Built-in strategy guide
- Bonus wallpapers
PC
- OS: Windows XP/Vista/7
- CPU: 1.0GHz
- RAM: 512MB
- DirectX: 6.0
- Hard Drive: 972MB
- OS: Mac OS X 10.4 ('Tiger')
- CPU: 800MHz (Intel only)
- RAM: 256MB
- Hard Drive: 404MB