Complex sentence: He entrusts the gems to a group of dinosaurs for safe keeping, he then sets a trap for Sledge, sending a bomb onboard his ship and crippling it, leaving him stranded in Earth-orbit.
Split into simpler sentences: He entrusts the gems to a group of dinosaurs for safe keeping. Afterwards, the Keeper then sets a trap for Sledge, sending a bomb onboard his ship and crippling it, leaving him stranded in Earth-orbit.