It depends what you like. I myself am a big fan of Palmer and Never Summer. Both make quality snowboards. Try to stay away from Burton, they're for poseurs. Other good companies: Nitro, Ride.
Ive never heard of Alibi snowboards? are you sure you don't mean Albin snowboards?. Abin have a small range of boards but what they do make is very good quality, they are owned by Michi Albin an ex Burton pro rider.
I have never heard of Metropolis Snowboards. But I did a google search and found a couple dubious sites selling them. They look to me like either bargain basement rental type boards, imported European overstock being sold cheap, old overstock that wa...