What the official listing confirms
Steam advertises up to 80 bosses and lists a July 31, 2026 release date for Windows.
Use this as a controlled first-session test
For one boss, record the first failed phase and change one defensive or build decision on the next attempt.
- Record the boss and phase
- List weapon and Relics
- Name the failure
- Change one decision
- Date the build
Keep the answer current
The Relic: First Guardian is in its launch window. Verify patch-sensitive values in the current build and record the date before treating a route, build, or requirement as permanent.