In space, a black hole is a defined region of spacetime that exhibits such strong gravitational effects that nothing can escape from inside of it. In baseball, a black hole is way less awesome, but has just as much potential to destroy your favorite baseball team as a real black hole might have to tear apart your favorite spaceship or solar system.
The question I would like to address in this article is: How have the M's fared re: avoiding black holes on their roster since Jack Zduriencik took over the team? (Hint: Not great.