Arc 8The Reaper and Netherworld Wars
William led Umbrella through battles against the Reapers, helped establish the UNSC, and welcomed his newborn twins. Meanwhile, the Gamma Task Force contained the Netherworld outbreak in Moldova and secured the technology behind it, before William gathered family and friends at his villa.
- William tested his Specialized Unit before Umbrella detected a Reaper saucer near Titan, and he led the fleet in destroying its forces and capturing the ship.
- After Serena warned that a Reaper mothership was approaching, William and Umbrella’s forces defeated it, but the battle cost 649 Umbrella casualties and left 24 people missing.
- William shared battle footage with world leaders, helped establish the UNSC, and directed Umbrella to adapt Reaper shields, weapons, and other technologies.
- William cared for pregnant Halsey, who gave birth to a son and a daughter, while Andre returned from Geneva and visited the family.
- After Sergeant Davis was killed in Moldova, Rebecca and Captain Karina Reis Pross investigated reports of an unseen War Ghost and led a rescue operation for trapped soldiers.
- Rebecca identified the anomalies as likely Bose-Einstein Condensate lifeforms, and Prus led the Gamma Task Force to a Soviet-era facility that was producing them.
- Prus’s team destroyed the facility and contained the outbreak, after which Umbrella acquired the technology and William considered its uses for consciousness research.
- William brought Halsey and the twins home and welcomed Andre, Mike, the Spartans, and Mylon to the villa.