Quick answer
Complete all 13 remixed campaign missions (10 original + 3 bonus) individually without dying; unlock the remixed campaign by collecting any three skulls in main missions first.
Guide briefing
Mix Master Achievement Guide for Halo Campaign Evolved
Complete all 13 remixed campaign missions (10 original + 3 bonus) individually without dying; unlock the remixed campaign by collecting any three skulls in main missions first.
Before you start
- — Collect any three campaign skulls so Remixed Campaign appears on the main menu.
- — Use Easy if you want the lowest-risk route recommended by the source.
- — Track all 10 original missions and all three bonus missions separately.
Applies to
- — Players with Mix Master still locked
- — Remixed Campaign unlocked after collecting any three skulls
- — Any mission order; Easy is the source's recommended difficulty

Target
Understand the Mix Master completion rule
- Checkpoint
- Mix Master is still locked.
- Landmark
- The achievement description requires an entire Remixed Campaign without dying.
Do this
- 1Plan to clear all 13 missions: the 10 original missions and the three bonus missions.
- 2Treat a mission as complete only when that individual run finishes without a death.
Confirmation
Your checklist contains exactly 13 missions: 10 original missions and three bonus missions.

Target
Unlock Remixed Campaign with any three skulls
- Checkpoint
- Remixed Campaign does not yet appear on the main menu.
- Landmark
- The source identifies the first three Pillar of Autumn skulls as a quick unlock route.
Do this
- 1Collect any three hidden skulls from the main campaign.
- 2Return to the main menu and confirm that Remixed Campaign is available.
Confirmation
Campaign Remix appears on the main menu after the third skull is collected.

Target
Bank one individual deathless mission clear
- Checkpoint
- Remixed Campaign is unlocked; Easy is recommended by the source.
- Landmark
- Each mission can be selected and completed separately in any order.
Do this
- 1Start one Remixed Campaign mission, preferably on Easy for the lowest-risk route.
- 2Finish that mission without dying so its individual completion counts toward Mix Master.
Confirmation
The completed mission is banked individually; the next mission can be chosen in any order.

Target
Complete the 13-mission checklist and unlock Mix Master
- Checkpoint
- Some missions already have individual deathless clears.
- Landmark
- The final checklist contains all 10 original missions plus all three bonus missions.
Do this
- 1Repeat the individual deathless method for every mission that remains incomplete.
- 2Finish the last missing mission and confirm that Mix Master unlocks.
Confirmation
Mix Master unlocks after the last of the 13 individual deathless mission clears is recorded.
