Go talk to the man and trade him a heart scale and he will let you on the boat and he will take you to the space center which you will catch your fat MOM.lol.
It's from team plasma i think they use it when they are on liberty island because the Pokemon Victiny is there and you need the liberty pass to get there because it's a special event and Victiny is a...
Team Plasma's boat, for when you have obtained the liberty pass, you can go fight Team Plasma on Liberty Island and catch Victini. Team Plasma will use the black boat to get to the island in the...