Black Moon (SEA) - Pre-Registration Now Available on the Official Website (Option for Vietnamese Phone Numbers). Game Coming Soon to Android & iOS. Pre-registration Black Moon (SEA) Android & iOS 9 months ago # **Black Moon (SEA)** has started pre-registration on the official website (with an option for Vietnamese phone numbers). The game will soon be available on both Android and iOS. Your browser does not support the video tag. Download blackmoon.playpark.com