Call of Duty studio Sledgehammer reportedly worked on a Halo multiplayer prototype before it got canned

Newsylist Editorial Desk. (2026, August 17, 2026). Call of Duty studio Sledgehammer reportedly worked on a Halo multiplayer prototype before it got canned: Why it's trending. Newsylist. https://www.newsylist.com/trend/2026-08-17/call-of-duty-studio-sledgehammer-reportedly-worked-on-a-halo-multiplayer

@online{newsylist_32937,
  author = {Newsylist Editorial Desk},
  title = {{Call of Duty studio Sledgehammer reportedly worked on a Halo multiplayer prototype before it got canned}},
  year = {2026},
  url = {https://www.newsylist.com/trend/2026-08-17/call-of-duty-studio-sledgehammer-reportedly-worked-on-a-halo-multiplayer},
  note = {Tracked across 4 independent newsrooms}
}

> According to Newsylist Editorial Desk ([Call of Duty studio Sledgehammer reportedly worked on a Halo multiplayer prototype before it got canned](https://www.newsylist.com/trend/2026-08-17/call-of-duty-studio-sledgehammer-reportedly-worked-on-a-halo-multiplayer)), this event was corroborated across 4 independent sources with a live velocity of 2.