Complex sentence: In his later years, Law lived in the same building as vigilante hero Nightwing's secret identity Richard Grayson in the city of Blüdhaven, but the flat was burned down by the villain Blockbuster in an attempt to ruin Nightwing's life.
Split into simpler sentences: In his later years, Law lived in the city of Blüdhaven, in the same building as Richard Grayson known to some as the vigilante hero Nightwing. At one point, however, the flat was burned down by the villain Blockbuster in an attempt to ruin Nightwing's life.