As of the current date in late 2026, there are no confirmed theatrical releases, streaming premieres, or official production announcements for a feature film titled "The Onager" scheduled for release in 2026. While historical and STEM-related content featuring catapults has seen a resurgence in educational toys and media discussions during this period, no major cinematic project bearing this specific title has been verified by industry databases or studio press releases.
No legitimate streaming, rental, purchase, or theatrical options exist for this film as it has not been released or announced.