Update 1.5 Notes
A rewritten Anime Astral Simulator Update 1.5 briefing with code rotation notes, reward context, and what players should check first.

Quick Summary
Update 1.5 is most visible in public coverage through new raids, pets, Timeless Keys, and a code wave now led by 18KPLAYERS, 19KPLAYERS, and 20KPLAYERS. The important player takeaway is how these systems reinforce planned farming instead of random spending.
What is confirmed by public tracking
Multiple current code trackers added 18KPLAYERS, 19KPLAYERS, and 20KPLAYERS on June 10–11, 2026. They also continue to list UPDATE1.5, REWARDSFIXED, SORRYFORSHUTDOWN3, and other milestone codes. Exact reward wording can differ, so players should verify in game.
Older milestone and shutdown codes are also changing status across public lists. That means the active-code window is moving quickly, and stale code pages can become misleading within days.
June 12 milestone check
Public activity reports show that the game has moved past the 20K concurrent-player milestone, creating an obvious reason for players to search for a 21K code.
However, no reliable source checked on June 12 confirms 21KPLAYERS as a working code. The safe choice is to keep testing 18KPLAYERS, 19KPLAYERS, and 20KPLAYERS instead of publishing a guessed reward.
What players should do first
Redeem REWARDSFIXED, UPDATE1.5, and any other active codes before you start farming. Then check your roster, spend only enough tickets to fix your weakest slot, and save the rest unless you have a specific summon target.
After that, use potion boosts during a focused push: unlock a world, farm a boss, or run a reward mode. Update rewards matter most when they are converted into a concrete objective.
How to read future update news
For a fast-moving Roblox simulator, update news often appears as code drops, Discord/Trello notes, and player guide updates before every detail is stable. Treat early reports as useful signals, not permanent documentation.
A good update routine is simple: check new codes, scan reward changes, test one farming route, then adjust your ticket and potion plan.