Developer Note - The April 2022 Update brings you a whole new can of worms with Back 4 Blood's first expansion, Tunnels of Terror. Explore Ridden Hives, play as new Cleaners Heng and Sharice, and discover exciting Legendary weapons beneath the surface. This update also brings several balance changes and reworks of existing cards and Cleaner abilities, along with free content like the all new difficulty, No Hope.
We hope you enjoy the first expansion and look forward to hearing your feedback!
For those who don't own Tunnels of Terror, you can still access this content if you play with another Cleaner who does. Tunnels of Terror goes live on Tuesday, April 12th at 10am - Pacific Time.
Follow along with our Trello board (http://bit.ly/B4BTrello) to track upcoming new features, balance changes, and major bug fixes. Note that our Trello Board, and this list of fixes, are not exhaustive.
New Features
- 7 Ridden Hives
- Newly-sighted strains of Ridden guard incredible treasures in their underground labyrinthine lairs. Raze Ridden Hives and take these powerful weapons and items for yourself... if you survive!
2 New Cleaners: Heng and ShariceTwo new Cleaners join the fight! Craft Makeshift Armor as the stalwart Sharice, or pick the ever-resourceful Heng to provide additional supplies along with visibility on obscured items and Prepper Stashes.Accessible in both Campaign and Swarm PvP for DLC owners, and unlockable in Swarm PvP for non-DLC owners.3 New Warped Ridden in Campaign and Swarm PvPSkull Totem Supply LinesFind Skull Totems within Ridden Hives and exchange them for all-new items and cosmetics, available in Skull Totem Supply Lines.7 Legendary Weapons13 Legendary Attachments12 New Achievements and AccomplishmentsNew Difficulty: No HopeRelentless Ridden forces will tear you apart in a new, hair-raising difficulty: No Hope. Cleaners who conquer the highest difficulty mode will reap significant rewards and prove their place amongst the best of the best.12 New Player cards5 New Director cards, 2 of them Ridden Hive specificNew character skinsNew weapon skinsNew banners, sprays, and emblemsUnbolting Weapon AttachmentsIn the Safe Room, Cleaners can unbolt their weapon for 500 copper. Once unbolted, they may freely swap or remove weapon attachments.With the new Weaponsmith card, the price is lower and unbolting weapon attachments outside of Safe Rooms becomes available.Quickplay Supply Point IncentivesJoining through Quickplay will grant a flat SP bonus per map.Recruit: 10 SPVeteran: 20 SPNightmare: 30 SPBack 4 Blood on Steam Deck, Linux PCs with WINE/ProtonDeveloper Note: We have made an experimental change that we believe will make the game playable on Proton platforms such as the Steam Deck, SteamOS, and Linux. While this is not yet official support and has had limited testing, if you are a player interested in playing on these platforms, you should no longer be prevented from doing so and should join us on our Discord to discuss bugs specific to this platform.
Campaign Updates
- General
- Improved environment reflections throughout the game.
- Added various minor improvements to water visuals.
- Added improvements to Flashlight visuals.
- Pinged waypoints are now color tinted to represent item's tier.
- Reduced number of Alarm Doors on Campaign Maps.
- Players can no longer take damage before saferoom doors open.
- Added an additional Life to Nightmare difficulty and Swarm in preparation for Mom's passive ability adjustment.
- Removed timed objectives.
- Move Speed buffs/debuffs no longer affect Sprint Speed.
- Catch-up weapons now roll with attachments based on Act progression.
- Rescaled Attachment spawn rates to better synergize with the new Weaponsmith functionality.
- All standard player card purchase costs normalized to 500 copper.
- Global Temporary Decay rate reduced to 1.75 from 2.
- Tallboys and their variants can no longer cause cars to explode.
General Card Updates
Vendors now have stat cards that can be purchased.Amped Up Now gives team 20 healing instead of 25 temporary health.Basic AmmoNow has 1% damage increase.Reduced to 5% from 10%.Basic StaminaNow has Stamina Regen of 2.5%.Fixed an issue that caused players to gain 20 instead of 10 stamina.Basic FortuneCard increased to 50 from 25.Berserker Now gives 5% Sprint Speed.Bomb Squad refactored25% team explosion damage.20% team explosion resistance.1 Frag grenade spawn per map.Money GrubbersCard can only be triggered 25 times in a given map.Developer Note: This is in response to adding the Cost of Avarice Corruption card.NumbNumb to 10% damage resistance from 20%.On Your MarkNow gives 10% of max ammo from 15%.Reduced Reload Speed to 15% from 25%.Run Like HellNow gives 15% Sprint Speed.Spikey BitsSpikey Bits to 20% damage resistance from 10%.Life InsuranceLife Insurance fixed to properly stack trauma reduction.Corruption Card UpdatesBlighted RiddenReduced chance to apply to 33% from 50%.Reduced pool duration to 6 seconds from 8.Refactored BiohazardRidden deal 25% extra damage.3 temporary Health per kill.100% Bolstered Health.200% Increased Temporary Health Decay.Silence is GoldenCleaners can no longer roll both the silence is golden objective and Gloom/Lockdown Director cards.Balance UpdatesDoc Stat UpdatesDoc's Team Trauma Resist reduced to 20% from 25%.Bonus healing efficiency reduced to 15% from 20%.Mom Ability RefactorMom's team passive is now +100% team revive speed and 20% slower team temp health decay.Quick Revive ability removed and +1 Team lives removed.Added a new ability, Mom grants her team 25 temporary health when a teammate is incapped.Team StaminaStat purchase changed to +10 from 15%.Now has 5% stamina regen.Cost reduced to 1,000 from 1,500.Team HealthReduced to 1,000 from 1,500.Team AmmoReduced to 1,000 from 1,500.Grenade AccessoryDamage decreased to 650/800/1000/1250 from 650/1000/1250/1550.Price increased to 175 from 150.Barbed Wire AccessoryReuse increased to 5/7.5/12.5/15 from 0/10/15/20.Price increased to 250 from 200.Flash Bang Accessory Flash duration rescaled to 6/7/8/9 from 6/8/10/12.Flash bonus damage increased to 15%/20%/25%/30% from 10%/15%/20%/25%.Painkillers AccessoryTemporary Health rescaled to 35/45/55/65 from 40/50/60/70.Price increased to 150 from 125. Weapon UpdatesAdded improvements to the Flash Bang screen effects.Cleaners can now throw gas can and propane tanks 25% farther.Added Cleaner Self-Flash for Flash Bang Accessory.Spawning UpdatesIncreased Roaming Special Spawn cooldown by 45 seconds.Roaming Specials now have a 45 to 75 second cooldown after a horde is triggered.Wandering Specials now have a 12 to 18 second cooldown after a horde is triggered.Roaming Specials are now limited to 2 of any type.Wandering Specials are now limited to 2 of any type.- Bot Updates
- Improved lockpicking ping behavior for bots.
Ridden AI Updates
Various Ridden pathing and collision improvements made to multiple Campaign maps.Charred Ridden now have fire sound effects.Reduced the Charred Ridden's fire effect to 1.75 meters from 2.65 meters.Reeker stumble resistance decreased by 25%.Reeker Base health reduced to 400 from 500.Monstrous Stinger Predator attack reduced speed buff to 30% from 50%.Volatile Ridden No longer trigger death effect when killed by bots.
Swarm PvP Updates
- General
- There may now only be one of each Special Ridden variant at a time in Swarm Mode.
- Developer Note: We received feedback from the Swarm PvP community regarding stacked Ridden selection strategies becoming too strong. This is to encourage diverse Ridden selections when playing.
Playable Stinger and variants are no longer able to shoot projectiles while in the air in Swarm PvP.
Retch's Vomit effect outline now remains centered on reticle.Multiple cards added to Swarm PvP decks.Several cards removed from Swarm PvP decks.Balance UpdatesIncreased 2D (XY) min spawn distance for Special Ridden from 7.5 meters to 10 meters.Common "Ferocious" Mutation health buff decreased to 25% from 40%, damage buff decreased to 30% from 40%.Common "Monstrous" Mutation health buff decreased to 50% from 80%, damage buff decreased to 60% from 80%.Common "Evolution" Mutation order to: Armored, Charred, Blighted, Festering.Reduced range of the Charred Common DOT/fire effect from 2.65 meters to 1.75 meters.
Updated per-variant health regeneration rates for Special Ridden.Burst Bonus Mutation effects updated for Tallboys.Outgoing damage buff reduced to 25% from 50%.Incoming damage buff reduced to 25% from 30%.Stinger's Kill Frenzy Mutation effect reduced to 5 seconds from 10 seconds.Bruiser frenzy damage increased to 12.5 per hit.Bruiser damage increased to 17.5 from 15.Bruiser Frenzy now deals 12.5 base damage per hit regardless of range.Tallboy Burst Bonus Mutation outgoing damage buff reduced from 50% to 25%, incoming damage buff reduced to 25% from 30%.
Crusher Initial Damage increased to 8 from 12.Crusher Crush Dot Frequency decreased to .5 from 1.Crusher Crush Min Damage decreased to 2 from 3.Crusher Crush Max Damage decreased to 5 from 7.Crusher Crush Trauma damage increased to 50% from 40%.Accessibility Updates- Text to Speech added for tooltips in the Options Menus.
- Text to Speech added for Muxy Game Link options.
- Copper and Mutation Point text color now change based on colorblind settings.
- Cleaner retching sound effects now have their own option in the Options menu, and can be turned off at any time.
- Performance Improvement: Changed Text to Speech voice to the male option temporarily, as we are investigating issues with the female voice.
UI/UX Updates
- Added a visual pulse to the Card Draw menu's "Ready" button.
- Increased speed of Card Draw and Pre-Round menu animations.
- Various new perk icons added.
- Revive Healing icon updated.
- Burn Card selection button now pulses on the Active Card menu when Burn Cards selection is available.
- The Party Leader will now see a UI notification indicating they are the host after Cleaners use the Stay Together feature.
Bug Fixes
- Matchmaking
- Fixed an issue causing Quickplay players to not have access to vendor purchased item upgrades upon joining.
- Fix for rare issue causing an extra idle Cleaner to appear in the match after player reconnection.
Fort Hope Shooting RangeFixed an issue where the Tallboy's Smash outline stayed on the map after changing to a cleaner during its Smash attack.Fixed an issue where Cleaners remained pinned after the Stalker pinning them was killed in the Fort Hope Shooting Range.CardsAmmo For AllFixed an issue where this card did not grant a damage buff. It now grants 1% team damage.Antibiotic OintmentFixed an issue where healing accessories did not grant temporary health after their first use with this card equipped.Fixed an issue where Antibiotic Ointment was locked in Swarm.Basic StaminaFixed a bug to now give 10 Stamina instead of 20.
Bomb SquadFixed an issue where no Team Effects box was present on the card.Bounty HunterFixed an issue where the Bounty Hunter card does not have its effect applied after a team wipe if the Cleaner killed 30 mutations during a previous run.Buckshot BruiserFixed an issue where the temp health decay timer reset each time temp health was added to the player.Down In FrontCleaners will no longer say their friendly fire lines when the Down in Front card has been played.Dusty's Customs Burn CardsFixed issue where Dusty's Customs Burn Cards will trigger every time the player is rescued from a rescue pod.FortuneFixed an issue where this card did not grant enough copper.Hired GunFixed an issue where this Burn Card did not grant copper after taking over a bot.Life InsuranceNow properly stacks trauma reduction.On Your MarkFixed an issue causing On Your Mark to grant more ammo than intended.Power ReloadFixed an issue where this card did not work with some shotguns.Shooting GlovesRemoved the duplicate Shooting Gloves card in the Swarm Deck Manager.Silver BulletsThis card now correctly gives 10% bullet damage.Slippery When WetFixed an issue with this Burn Card getting removed after a Player is rescued from a Rescue Pod.Well FedFixed an issue where Health gets reduced after a team wipe when both have the Well Fed talent card active.- Campaign
- General
- Fix for Cleaners becoming invisible after being revived very quickly with a defibrillator.
- Fixed an issue with most chainlink fences allowing players to stand on top of them.
- Fixed an issue where the player could buy Team Upgrades multiple times from the Vendor in Saferooms.
- Fixed an issue where Evangelo's team effect was not affecting sprint speed.
- Fixed an issue with Cleaners hanging in the air before being knocked into a ledge hang from an Ogre's tumor toss.
WeaponsFixed an issue where Molotovs bounced too much.Fixed an issue where Ammo Packs dropped the same amount of ammo on all tiers.Fixed an issue where melee weapon attacks could bypass the Breaker's armor.- Bots
- Fixed an issue where bots stopped reliably pinging Special Ridden after being grabbed or pinned.
- Fixed an issue where bots could stand idle after equipping their healing item instead of pathing to the player to heal them.
- Fixed an issue with bots not losing health while incapacitated.
- Tentative fix for an issue where bots reverted back to Tier 1 weapons after transitioning into the next Chapter when late-joining.
- Fixed an issue where bots can get stuck on ladders during combat.
- Fixed an issue where the bot version of Jim frequently did not engage with Ridden.
- Fixed an issue where bots did not use first aid cabinets.
- Fixed an issue where Bot Jim is continuously dropping barbed wire.
- Fixed an issue where Bot Mom does not revive her teammates even though her revive dialogue is played.
OfflineFixed an issue in Offline mode where the weapon gained from Dusty's Customs Burn Cards is kept after a team wipe.RiddenFix for Ridden sometimes becoming immune to stumbles.Fixed an issue where Ridden would occasionally glitch with certain animations.Fix for Hag screen effects persisting on screen after breaking free.Fixed issue with Sleeper alert music playing more frequently than intended.Fix for Breaker standing still or pivoting in place after using his melee attack.Hag runs at a faster speed while in her flee state.Fixed issues with various sleeper pod spawning locations so they are less likely to show up layered on top of each other or in unusual locations.The Devil's Return: The CrossingAddressed issues with ledge hang in various locations.Fixed an issue where NPCs in the jeep were highlighted throughout the Mission.Plan B: HinterlandFixed an issue where Special Ridden and the Hag could get stuck in the garage interior.Plan B: The ClogFix for teammates' health bars being permanently hidden when The Fog is played.Dr. Rogers' Neighborhood: Cabins by the LakeFixed an issue where Cleaners standing in front or on top of the moving ferry take damage.Remnants: A Friend in NeedFixed an issue where a group of birds were always alerted when Cleaners approached the Crematorium.Remnants: The Body DumpFixed issue where the mission objective "Kill Ogres" is not completed when the second Ogre is killed after a team wipe.The AbominationFix for issue resulting in Bot not shooting the Abomination's mouth weakspots.- Swarm PvP
- Fixed an issue with Cleaners getting stuck on the spectator screen while in the second round of a Swarm match.
- Fixed an issue where a team swap in Swarm would result in the Cleaners having zero ammo.
- Fixed issue causing accessory count to be reduced to 1 when there is a Map transition.
- Job 10: 22: Heralds of the Worm, Part 2
- Fixed issue with continuous Ridden spawning in Swarm Match.
RiddenFixed an issue where Ridden Common upgrades were missing in the Mutation Screen Upgrades tab.Fixed an issue where the Stinger Ability Damage was incorrectly listed as 15% instead of 20%.Supply LinesFixed an issue where multiple of the same Burn Card showed up in Roving Merchant Supply Lines.Fixed an issue where players need to back out of Supply Lines to continue buying cards if they reach a Burn Card in the track.Fixed an issue where players could re-purchase Burn Cards from the same Roving Merchant line before it was marked completed.Fixed an issue with the Supply Line 'Complete' screen not appearing, or appearing in the wrong Supply Line after purchasing all products in the line.Fixed an issue where the 'Supply Line Available' notification showed up repeatedly if a player bought a duplicate item in both a regular Supply Line and a Roving Merchant Supply Line.Fixed issue where purchased products in the Supply Lines UI did not update properly.Fixed an issue where the Supply Line tiles flicker every 5 seconds in the UI.AccessibilityFixed an issue where Copper and Mutation Points did not properly update after changing Color Blind Modes.Fixed an issue where text-to-speech skips text when opening the Deck Menu for the first time.UI/UXFixed an issue where the speaking player's Online ID during cutscenes, matchmaking menus, and loading is too close to the edge of the screen.Fixed issue with Audio tab options being misaligned.Fixed an issue where the kill feed did not mention when a teammate or bot was revived with the defibrillator.Fixed issue with improper color grading when running in HDR on Windows.Fixed an issue where the Burn Card select button did not work after selecting a Burn Card on the card loadout screen.Fixed an issue where players late-joining a party during the post-round screen could break stats.
Playstation Platforms
Fixed an issue with campaign activity invites not working while the players were in a voice chat party.Xbox PlatformsFix for flashing lights on the edges of the screen while in Fort Hope.Fixed issue where users could select a completed Supply Line in Fort Hope.To view all patch notes click here (https://back4blood.com/en-us/patch-notes). If you find a bug, please report it here (https://bugs.back4blood.com/).