Complex sentence: She later joins them as they prepare to fend off Kahn's invasion of Earthrealm but are soon massacred by Sindel, with Jade among the slain heroes resurrected and enslaved in the Netherealm by Quan Chi.
Split into simpler sentences: She later joins them as they prepare to fend off Kahn's invasion of Earthrealm. She is then resurrected and enslaved in the Netherealm by Quan Chi.