"I'm a huge sports fan"

Marc Anthony's quote "I'm a substantial sports fan" implies that he is an enthusiastic and passionate advocate of sports. He likely follows a variety of sports teams and athletes, and enjoys viewing and participating in sporting events. He may also be an active participant in sports, either as a gamer or a coach. His enthusiasm for sports most likely extends beyond simply seeing, as he might also be a fan of the culture and way of life that comes with being a sports fan. He may likewise be a fan of the friendship and sense of community that includes belonging to a sports team or fan base. His enthusiasm for sports most likely reaches all levels, from professional to amateur, and he might be a fan of a range of sports, from football to basketball to baseball. His interest for sports likely makes him an interesting and amusing person to be around, as he is likely to be knowledgeable and enthusiastic about the topic.