Warhammer Sets June 27 Preview Show, Teasing 1st 40K Codex

Q: Which faction will receive the first codex for new Warhammer 40,000, setting the tone for the entire edition?

There is no confirmed single “first codex” yet for the new Warhammer 40,000 edition. The preview-show announcement only says fans may get a first glimpse of the edition’s inaugural Codex, but it does not name the faction. The broader reporting is mixed: some coverage says Space Marines and Orks are the first codexes tied to the Armageddon launch box, while other official-edition rollout details indicate 10th-edition codexes remain valid at launch and that no brand-new codex arrives immediately with 11th edition. What is clear is that Space Marines and Orks are the factions most strongly linked to the opening of the edition. They headline the Armageddon box, and multiple reports say those two armies are slated for the earliest codex support. If Games Workshop uses its usual pattern, Space Marines are the most likely faction to set the early tone, given their role as the franchise’s flagship army. So the safest reading is this: Games Workshop has not publicly confirmed one sole faction as the first codex reveal, but Space Marines and Orks are the leading candidates, with Space Marines the most likely standard-bearer for the edition.

Q: With a rumored 5th edition reboot looming, are the new Age of Sigmar rules a temporary fix or a preview of the game's future?

The new Age of Sigmar rules look much more like a seasonal refresh for 4th edition than a clear preview of a rumored 5th edition reboot. What is actually confirmed is the General’s Handbook 2026-27: a matched-play update built around Aqshy, with new mechanics such as Fury Level and Rage Dice, revised battle tactics, and notable terrain changes. Games Workshop is presenting these as this season’s competitive framework, not as a foundational rewrite of the game. The handbook’s one-year cycle also fits the company’s normal pattern of keeping the current edition fresh. The reboot talk remains rumor. Reports point to a possible 5th edition in summer 2027, potentially a “soft reboot” with a darker, more grounded setting and major lore changes. But none of the confirmed 2026 rules updates directly support that idea. The current handbook still operates fully inside the existing Mortal Realms structure and current edition design. That makes the best reading fairly straightforward: these rules are temporary in the sense that all General’s Handbook seasons are temporary, but they are not obviously a stopgap for an imminent reset. They are meant to carry competitive play through the next year. If Friday’s preview show changes that picture, it will likely come through hints in future battletomes, narrative developments, or a roadmap beyond 2026. For now, the evidence suggests a substantial 4th-edition update, not a public test run for 5th edition.

3 articles · Updated · warhammer-community.com · Jun 22

Friday’s Warhammer Preview Show will deliver new announcements across multiple game lines, with Games Workshop teasing a possible first Warhammer 40,000 Codex for the new edition.
Seven brands are slated for the stream: Warhammer 40,000, Age of Sigmar, Necromunda, The Old World, Kill Team, The Horus Heresy and Blood Bowl.
The event follows the official start of Warhammer 40,000’s new edition, making any codex reveal a key early signal of the release roadmap.