Complex sentence: Despite showing no compassion towards his brother, Cooler takes his Armored Squadron-Doure, Naiz, and Salza to Earth with the intention of killing Goku in order to reclaim his family's honor.
Split into simpler sentences: Despite showing no compassion towards his brother, Cooler takes his Armored Squadron-Doure, Naiz, and Salza to Earth. He plans to kill Goku in order to reclaim his family's honor.