Halloween: The Game does not currently use a traditional promo-code redemption system, so most rewards are earned through pre-order bonuses, the Digital Deluxe Edition, character leveling, and the perk deck. This page explains what is actually unlockable, how each reward is claimed, and how the in-game term "code" differs from a redeemable promotional code.
As of this writing there is no confirmed menu or web portal for entering promotional redeem codes in Halloween: The Game. The game distributes its bonus content through storefront entitlements tied to your purchase, and through in-game progression, rather than through alphanumeric codes typed into a redemption screen. Treat any site advertising "working codes" for free cosmetics or currency with caution until an official source confirms such a system exists.
The word "code" does appear in the game itself, but with two very different meanings. Civilians can find lock box codes scattered around the map, and these are consumable items used to open locked stashes and weapon lockers. Many players skip the codes entirely and rely on pliers or bolt cutters when they need to get into a locked container, since the boxes often hold weapons or low-value items.
The second in-game use of the term is Michael Myers' execution input. When Michael has downed a victim, holding the secondary attack and entering a short button sequence performs an execution, and higher-tier brutal executions are unlocked as you progress. Neither of these mechanics is related to promotional rewards, and neither requires anything from outside the game.

The most significant promotional rewards are tied to which edition you purchased. Players who pre-ordered the Digital Deluxe Edition received early access starting on the 4th of September, four days ahead of the standard release on the 8th of September. This head start let Deluxe owners begin leveling characters and filling their perk decks before the wider player base arrived.
The Deluxe Edition also bundles additional cosmetics and weapon variants that standard-edition players do not receive automatically. Community showcases of the Deluxe content cover extra outfits and alternate weapon skins, and some players have reported discovering a golden knife in their Michael Myers loadout without remembering exactly which requirement unlocked it, which suggests at least some of these items are granted as entitlements rather than earned in matches.
Two further Heroes of Haddonfield have been announced for players who purchased the Deluxe Edition. To claim edition rewards, make sure the bonus content is installed through your platform's storefront, then open the Loadout menu in game and check the Cosmetics and Starting Item tabs for each character. Edition bonuses appear there automatically once the entitlement is recognized, and no code entry is required.

Not every civilian is available when you first launch the game. The roster is split between the original Heroes of Haddonfield, such as Thomas and Eric Dunn, and reimagined versions of the 1978 film characters Laurie Strode, Annie Brackett, Lynda Van der Klok, and Bob Simms. Several of these characters are gated behind your overall account level, so a fresh account will see a smaller selection of playable survivors.
The two highest requirements reported by players are Bob Simms, who unlocks at level 40, and Annie Brackett, who unlocks at level 55. Because these thresholds are account-wide rather than per-character, the fastest way to reach them is simply to play matches that award the most XP: completing interactions, freeing residents, calling the police, and escaping the map all contribute, and destroying certain objects grants bonus points on top.
Before committing to a main, compare each unlocked civilian's four traits: Capability governs melee effectiveness against Michael, Athleticism controls run speed and stamina, Personality affects persuasion, follower commands, and fear or stalk resistance, and Resourcefulness improves repairs, environmental awareness, and vehicle or firearm use. A character locked behind a higher level is not automatically stronger, so a lower-level roster can still be competitive while you grind toward the remaining unlocks.

Starting items are the closest thing the game has to a structured reward track. Each civilian levels up individually, and reaching specific character levels unlocks the ability to spawn into a match already holding an item. Community reports place the joint at level 30, the flashlight at level 35, the pocket knife at level 40, the flare gun at level 45, and a further unlock at level 50. Some players also report that leveling Lynda specifically grants the pocket knife as an early starter option, so the exact requirement may differ by character.
The pocket knife is widely regarded as the most useful starter item because it lets you defend yourself immediately instead of scavenging for a household weapon. To equip a starting item, open the Loadout screen for the character, select the Starting Item slot, and choose from whatever that character has unlocked. Nothing needs to be redeemed; if the item is missing from the list, the character has not yet reached the required level.
Perks are handled separately through the perk deck, which holds up to 15 perk cards. You earn in-game currency by playing matches, then spend it to roll for a random perk card. Unwanted or duplicate cards can be scrapped to recover part of the cost, so the intended loop is to keep rolling, keep the strong cards, and scrap the weak ones. An empty deck still grants random perks during a match, so new players are not penalized while they build their collection. Spectators who complete skill checks after being eliminated can also unlock perk cards to hand to the player they are watching.
Every civilian has a cosmetic menu divided into outfits, hairstyle, glasses, and makeup or blemish options. Most characters ship with three outfits, and many of those outfits include tint variants that change the color scheme without altering the silhouette. Not every outfit has tints available, so it is worth cycling through each one in the Loadout screen to see which color options have already been granted to your account.
Cosmetic unlocks arrive through a mix of edition bonuses and character leveling, and the game does not always announce when a new option becomes available. A good habit is to revisit the cosmetics tab after every few level-ups, since players frequently discover new outfits or tints they had already earned without noticing. Cosmetics are purely visual and have no effect on the four trait values.
Michael Myers has his own progression path. Building fear in civilians earns additional XP, and that XP unlocks special brutal executions that are triggered by holding the secondary attack and entering the on-screen input sequence. Michael's loadout can also be customized as you level, including alternate weapon appearances such as the golden knife. As with civilians, these unlocks are claimed automatically in the Loadout menu and require no external code.