3 Secret Skulls Unlock Remixed Mode in Halo's Remake
Halo Campaign Evolved's early access is live, and buried inside its 39 collectible skulls is a secret: find just three to unlock a Remixed Mode that most players will walk right past.

Most of the conversation around Halo Campaign Evolved right now is about preload times, early access windows, and whether the Unreal Engine remake lives up to the 2001 original. Fair enough. But buried beneath all the launch logistics is a detail that Premium Edition players diving in today should know about: collecting just three of the game's hidden skulls unlocks a Remixed Mode, a separate way to replay the campaign that the game never really advertises.
According to tips coverage from Kotaku, finding at least three of the 39 skulls scattered across Halo Campaign Evolved's missions is the trigger. The game doesn't hold your hand toward this unlock; skulls are hidden throughout levels and require genuine exploration to track down. For anyone who grew up hunting skulls in Halo 2 and Halo 3, this will feel familiar, but the payoff here is different. Rather than just toggling individual modifiers, hitting that three-skull threshold opens up an entirely remixed take on the campaign.
39 Skulls, 13 Terminals
The skull count alone signals how much Halo Studios packed into this remake beyond the expected visual overhaul. The original Halo: Combat Evolved had no skulls at all; that system didn't arrive until Halo 2. Campaign Evolved brings 39 skulls and 13 terminals across its 10 main missions and three bonus prequel missions, pushing 100% completion time past 20 hours according to guide estimates. The core campaign still runs about 10 hours on Normal, roughly matching the 2001 game, but the collectible layer transforms this from a straightforward remake into something with real replay hooks.
I think the decision to gate Remixed Mode behind skull collection rather than just offering it from the menu is smart. It rewards the players who actually engage with levels beyond sprinting to the next objective. Three skulls is a low enough bar that most attentive players will stumble into it naturally, but high enough that someone blitzing through on Easy might miss it entirely. It's the sort of hidden unlock that defined Bungie-era Halo, and seeing Halo Studios carry that philosophy into a ground-up Unreal Engine rebuild is reassuring.
The remake also layers in other additions that the original never had. Weapons from later Halo entries, including the SMG, a usable energy sword, Sentinel laser cannons, and the Needler Rifle, appear throughout the campaign. Vehicle boarding, a feature that debuted in Halo 2, is now available here too. These aren't small quality-of-life tweaks; they change how encounters play out, especially on Heroic and Legendary where every tool matters.
Premium Edition owners can access the full game right now, with early access having gone live today at 3pm UTC. The Standard Edition launches on July 28 at 3pm UTC across Xbox Series X, PS5, and PC. Cross-play and cross-progression are supported through a linked Microsoft account, so platform choice comes down to preference rather than where your friends are.
If you're jumping in today, do yourself a favour and play the 10 main campaign missions before touching the three bonus prequel levels. Multiple outlets who've played through both recommend this order, since the bonus missions dump nearly every weapon on you at once, undermining the pacing the original campaign was built around. Save Operation Meteorite for after The Maw, grab skulls along the way, and you'll have Remixed Mode waiting for you by the time you're ready for a second run.
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Written by
Nathan LeesGaming journalist and founder of XP Gained. Covering patch notes, breaking news, and updates across 160+ games.
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