Arch-tempered Rey Dau comes out as part of an event quest on April 29, 2025 (Western time zones), which is April 30, 2025 in regions using BST and similar time zones.

Quick Scoop: Release Timing

  • Arch-tempered Rey Dau arrives via the event quest “A Silent Flash”.
  • The official posts and news note that it drops April 29, 2025 (PT) , which lines up as April 30, 2025 (BST/Asia) because of time zone differences.
  • The quest is part of a broader Monster Hunter Wilds update and limited-time event content, so availability is tied to that event window.

Event window details

  • One source notes the spring in-game event running April 23, 2025 to May 7, 2025 , with Arch-tempered Rey Dau’s quest distributed starting April 30, 2025 at 9:00 AM (local event time).
  • The same event quest is listed as available until May 14, 2025, 8:59 AM , making it a time-limited hunt for that specific distribution.

Extra context hunters are talking about

“For western time zone it's 29th. But for Asian themselves it literally release at the last day 30 April... and they called it part of the April...”

On forums, players often phrase it as:

  • “Arch Tempered Rey Dau being a month away ” when talking about the wait after the previous title update.
  • Confusion mainly comes from time zones and whether people quote April 29 or April 30 as the release.

Mini FAQ

Q: Is this a permanent quest?

  • The main event quest “A Silent Flash” is time-limited for that spring window, but some players mention separate or later challenge quests and reruns that can bring Arch-tempered Rey Dau back.

Q: What’s the in-game requirement?

  • You need HR 50 or higher to take on the event quest with Arch-tempered Rey Dau and earn the Rey Dau γ armor and Palico set.

TL;DR: If you’re asking “when does Arch-tempered Rey Dau come out?” the key date is April 29, 2025 (PT) / April 30, 2025 (BST and many non-Western regions) via the event quest “A Silent Flash.”

Information gathered from public forums or data available on the internet and portrayed here.