Trafalgar, the Heart Pirate

{1},{t}: Create Room token, attach it to the oponent's creature.
{1}.{t}: Trafalgar, the Heart Pirate takes heart
of chosen creature. This creature gets -2/-2, while Trafalgar is alife.
Then Trafalgar, the Heart Pirate attacks, he deals damage for each creature and takes damage from chosen creature in Room.