Don't buy much beer but:
Steamwhistle (left here, I only think it tastes good fresh, otherwise it's skunked)
Red Stripe (Bought it for the stubbies, it's decent with a snack)
Guinness
Rickards Red (I'm a sucker for this, it's my dad's beer, at least he had decent taste)
DFH 60 Min IPA
Maudite...