- COTIS Visual Enhancement mod & Merciless Enhancement mod by: Expect No Mercy
- Heretweak weapons mod for Heretic by: Baratus
- [Hexen & Heretic] Remixed & Remastered Sounds addon by: Aethun
- Additional Heretic remastered sound effects by: PerKristian & Raven Software
- Heretic sprite fixes and Widescreen-friendly graphics by: Marphy Black
- Medium-sized ammo pickups for classic weapons by: Dreadopp (Realm 667)
- Hexen enemies and artifact sprites by: Raven Software
- Crusader Shield sprite & code by: MagicWazard (Realm 667)
- Regeneration Elixir sprite & code by: Tormentor667 & BlueShadow (Realm 667)
- Fiery Crystal sprites by: Evil Space Tomato (Realm 667)
- Amber Staff sprites by: Mor'ladim & NeoWorm (Realm 667)
- Ancient Arbalest sprites by: ETTiNGRiNDER (Realm 667)
- Ice Bringer sprites by: Raven Software & Amuscaria (Realm 667)
- Death Scepter sprites by: CodenniumRed (Realm 667)
- Vampire Crosier sprites by: Amuscaria (Realm 667)
- D'Sparil Staff sprites by: Raven Software & Ichor (Realm 667)
- Vitality Crystal Vial sprites by: Raven Software
- Legendary Shield sprite taken from unknown source(*), edited by: Hexereticdoom
- Ogre Mask sprites by: Captain Toenail (Realm 667)
- Silver Coins, Gold Coins & Gold Coin Chest sprites by: Rogue Entertainment
- Updated Ice Gargoyle sprites by: Raven Software
- Dark Gargoyle sprites by: Raven Software & Virtue (Realm 667)
- Toxogargos sprites by: Monolith Productions
- Toxogargos sounds by: Raven Software
- Stone Golem sprites & sounds by: Raven Software
- Magma Monster sprites by: Virtue & CodenniumRed (Realm 667)
- Magma Monster sounds taken from unknown source(*), edited by: Hexereticdoom
- Undead Archer sprites by: CodenniumRed & Ravagefox (Realm 667)
- Undead Archer sounds by: Raven Software
- Evil Conjurer sprites by: MagicWazard & Gothic (Realm 667)
- Evil Conjurer sounds by: Raven Software
- Hoarfrost Dog sprites by: Monolith Productions & Amuscaria (Realm 667)
- Hoarfrost Dog sounds by: ID Software & Raven Software
- Silver Armor Knight & Golden Armor Knight sprites by: Raven Software & Bullfrog (Realm 667)
- Silver Armor Knight & Golden Armor Knight sounds by: ID Software
- Steel Spider sprites by: FreeDoom Project Team
- Steel Spider sounds by: Raven Software & Rogue Entertainment
- Underworld Paladin sprites by: Raven Software & Amuscaria (Realm 667)
- Underworld Paladin sounds by: FreeDoom Project Team
- Inferno Succubus sprites by: YuraoftheHairFan (Realm 667)
- Inferno Succubus sounds taken from unknown source(*), edited by: Hexereticdoom
- Cursed Diamond Turret sprites by: Hexx & Captain Toenail (Realm 667)
- Cursed Diamond Turret sounds taken from unknown source(*), edited by: Hexereticdoom
- Mistery Chest sprites by: Raven Software & Blue Shadow (Realm 667)
- Mimic sprites & code by: Hexereticdoom
- Mimic sounds by: FreeDoom Project Team
- Allied Mage sprites by: Skyraidstar
- Allied Mage sounds taken from unknown source(*), edited by: Hexereticdoom
- Defense Crystal Vial sprites by: Raven Software
- Raptor Shield sprites by: Raven Software
- ???? #1 (unknown secret item)(**) sprites by: Raven Software
- Battler Lizardman sprites by: Rolls (Realm 667)
- Battler Lizardman sounds by: Raven Software
- Razorslasher sprites & sounds by: Raven Software
- Razorslasher's projectile sprites by: Hexereticdoom
- Betrayer Elf sprites by: Tormentor667 & NeoWorm (Realm 667)
- Betrayer Elf sounds by: Raven Software
- Hunter Blunderbuss sprites by: Monolith Productions & Batandy
- Hunter Blunderbuss sounds by: PerKristian & FreeDoom Project Team
- Gunpowder Keg ammunition sprites taken from Hexen game, edited by: Hexereticdoom
- Fast Dagger slash sprites by: Exhumed & Xim (Realm 667)
- Several alternative decoration elements by: Blasphemer Project Team
- Skeleton sprites by: 00_Zombie_00 & Sir Squidly (Realm 667)
- Skeleton sounds by: Bethesda Softworks & Daggerfall (Realm 667)
- Dark Mercenary, Dark Crusader and Dark Warlock sprites by: Raven Software
- Dark Mercenary, Dark Crusader and Dark Warlock sounds by: FreeDoom Project Team
- Armored Beast sprites taken from Duke Nukem 3D game, edited by: Hexereticdoom
- Armored Beast sounds by: Blizzard Entertainment
- Powder Pistol sprites by: Monolith Productions
- Powder Pistol sounds taken from unknown source(*), edited by: Hexereticdoom
- Cultist Belly-Bow & Sleetfall Rod sprites by: OSJC Latchford
- Scourge Wand sprites by: Amuscaria & CodenniumRed (Realm 667)
- New Ice Chunk sprites taken from GZDoom's internal PK3 file, edited by: Hexereticdoom
- Grosshopper sprites by: Raven Software & WhiteMagicRaven
- Grosshopper sounds taken from unknown source(*), edited by: Hexereticdoom
- Vermin Viper sprites & sounds by: Raven Software
- Blizzard Fiend sprites & sounds by: 3D Realms
- Gorgon sprites by: ID Software & SunMadcat
- Gorgon sounds by: Raven Software & Jaeden (Realm 667)
- Traitor Dark Elf sprites by: HorrorMovieGuy (Realm 667)
- Traitor Dark Elf sounds by: Raven Software
- Steelfeather Rod sprites by: Raven Software & NeoWorm (Realm 667)
- Steelfeather Rod sounds taken from Ryuhi's Heretical Doom mod, edited by: Hexereticdoom
- Sunlight Cane sprites by: Raven Software, NeoWorm & Amuscaria (Realm 667)
- Sunlight Cane sounds by: CAPCOM & Runic Games
- Original Footsteps addon by: The Zombie Killer
- Killer Plant & Fake Killer Plant sprites by: Raven Software & Dolphman
- Killer Plant sounds by: Raven Software & FreeDoom Project Team
- Rough Crystal sprites by: Oni1ink
- Rough Crystal pickup sounds taken from unknown source(*), edited by: Hexereticdoom
- Gatling Cannon sprites by: Monolith Productions
- Gatling Cannon sounds by: Zer0
- Gunpowder Barrel ammo sprite taken from Hexen game, edited by: Hexereticdoom
- ???? #2 (unknown secret item)(**) sprites by: The Skulltag Team
- ???? #2 (unknown secret item)(**) magic aura sound taken from DBZ series, edited by: Hexereticdoom
- Emerald Rod sprites by: OSJC Latchford
- Small Rat & Chaos Cube sprites & code by: NeoWorm & DoomedArchvileDemon (Realm 667)
- Small Rat sounds by: FreeSounds
- Chaos Cube sounds by: Raven Software
- Corvus III's crouch sprites by: PaganRaven
- Gargoyle Wing and Gargoyle Wing Small style fonts by: Jimmy
- Custom Automap Player Arrow by: M8f
- Cacodevil & Regal Cacodevil sprites by: Noisyvelvet
- Cacodevil & Regal Cacodevil sounds by: ID Software
- Shuriken sprites by: OSJC Latchford
- Shuriken sounds by: Raven Software
- Maiden Ring & Priestess Ring sprites by: Rogue Entertainment
- Ruby Rod sprites by: OSJC Latchford
- Evil Sword & Vile Sword sprites & code by: NeoWorm & CodenniumRed (Realm 667)
- Evil Sword & Vile Sword sounds by: Ensemble Studios & Digital Café
- Managargos sprites by: Monolith Productions
- Managargos sounds by: Raven Software
- Ice Golem sprites by: Amuscaria (Realm 667)
- Ice Golem sounds by: Raven Software
- Rotten Reiver sprites by: Raven Software & Captain Toenail (Realm 667)
- Elite Ettin sprites by: Raven Software & NeoWorm (Realm 667)
- Rotten Reiver & Elite Ettin sounds by: Aethun
- Locustone sprites by: Raven Software & WhiteMagicRaven
- Locustone sounds taken from unknown source(*), edited by: Hexereticdoom
- Gladiator Gecko sprites by: Rolls (Realm 667)
- Gladiator Gecko sounds by: Raven Software
- Infernal Cacodevil sprites by: Noisyvelvet
- Infernal Cacodevil sounds by: ID Software
- Death Wyvern, Heresiarch & Korax sprites by: Raven Software
- Death Wyvern screech sounds taken from Nintendo's Metroid saga, edited by: Hexereticdoom
- Heresiarch & Korax sounds by: Aethun
- Undead Korax sprites by: StarScream & Maelstrom (Realm 667)
- Bolt Launcher Warrior sprites by: Dynamo & Captain Toenail (Realm 667)
- Bolt Launcher Warrior sounds by: Epic Games & Ensemble Studios
- Black Widow's sprites base by: Mor'ladim (Realm 667)
- Black Widow sounds by: Raven Software & Blasphemer Project Team
- Reinforced Crystal Vial & Protection Crystal Vial sprites by: Raven Software
- Lightweight Boots sprites by: Raven Software
- New Blue/Green/Yellow Key Gizmo sprites by: ID Software, Raven Software & Zrrion The Insect (Realm 667)
- ???? #3 (unknown secret item)(**) sprites by: Raven Software & Blue Shadow (Realm 667)
- Tri-Elemental Wandset sprites by: Blasphemer Project Team
- Tri-Elemental Wandset sounds taken from unknown source(*), edited by: Hexereticdoom
- Otherworld Rifle sprites by: Lolo_Is_Cool & Infirnex (Realm 667)
- Otherworld Rifle sounds by: Bratish & Rogue Entertainment
- Phantom Cloak sprites by: Raven Software & RaVeN-05
- Phantom Cloak sounds taken from unknown source(*), edited by: Hexereticdoom
- Antler Goblin & Antler Hobgoblin sprites by: Blasphemer Project Team
- Antler Goblin & Antler Hobgoblin sounds by: Bratish
- Fire Enchantress sprites & sounds by: Wraithchilde & TODM (Realm 667)
- Walker Stalker sprites by: SunMadcat
- Walker Stalker sounds by: Aethun
- Leech Maggot sprites by: FreeDoom Project Team
- Leech Maggot sounds by: ID Software
- Topaz Scepter sprites & sounds by: Raven Software
- Hellish Ballista sprites by: OSJC Latchford
- Hellish Ballista sounds by: Unknown author(*)
- Lightning Maker sprites by: Raven Software & Captain Toenail (Realm 667)
- Lightning Maker sounds by: PerKristian, Epic Games & Free Radical Design
- Arachnus Chelicerae & Nightmare Sower sprites by: Blasphemer Project Team
- Arachnus Chelicerae sounds by: Seidolon & Raven Software
- Nightmare Sower sounds by: Bratish & TheMisterCat (Realm 667)
- Vulcan Bombard sprites by: Jukem
- Vulcan Bombard sounds taken from Pa1nki113r's PB addon, edited by: Hexereticdoom
- Soul Stone ammo sprites by: Amuscaria & Captain Awesome (Realm 667)
- Ice Werewyrm sprites & sounds by: Raven Software
- Midget Imp sprites by: Vader, Ghastly Dragon & Mike12 (Realm 667)
- Midget Imp sounds by: ID Software
- Spectral Swordsman sprites & code by: Raven Software, Rolls & Kore (Realm 667)
- Spectral Swordsman sounds by: Amuscaria & Blizzard Entertainment
- Rattler Rider sprites by: SunMadcat
- Rattler Rider sounds by: Raven Software & Blizzard Entertainment
- Plague Gargoyle sprites by: Raven Software & Evil Space Tomato (Realm 667)
- Plague Gargoyle sounds by: Amuscaria & Blizzard Entertainment
- Petragargos sprites by: Monolith Productions
- Petragargos sounds by: Raven Software
- Millipede & Gelid Millipede sprites by: Raymoohawk
- Millipede & Gelid Millipede sounds by: FreeDoom Project Team
- Hellish Slayer sprites by: ID Software, Amuscaria & Strife
- Hellish Slayer sounds by: Zippy & FreeDoom Project Team
- Harpy sprites by: ID Software, Breadbagfly & Craneo
- Harpy sounds by: Raven Software & Monolith Productions
- Metal Lich Tank sprites & sounds by: 3D Realms & ID Software
- Giga-Golem sprites by: Raven Software, Gothic & HimalayanAppleButter (Realm 667)
- Giga-Golem sounds taken from unknown source(*), edited by: Hexereticdoom
- Ice Diamond Turret sprites by: Hexx & Captain Toenail (Realm 667)
- Ice Diamond Turret sounds taken from unknown source(*), edited by: Hexereticdoom
- Desert Flytrap sprites by: Raven Software & Dolphman
- Desert Flytrap sounds by: Raven Software & FreeDoom Project Team
- Heroic Potion sprites by: Blasphemer Project Team
- Resistance Boost Jar sprites by: Zauberer Project Team
- Super Bag of Holding & Mega Map Scroll sprites by: Raven Software
- Sinister Mage sprites by: Raven Software & Amuscaria (Realm 667)
- Sinister Mage sounds by: FreeDoom Project Team & Blasphemer Project Team
- Dark Panther sprites by: 3D Realms & Callum (Realm 667)
- Dark Panther sounds by: CAPCOM, Looking Glass Technologies & Blizzard Entertainment
- Magical Spellbinds sprites & code by: X-CrazyKool-X (Realm 667)
- Magical Spellbinds sounds taken from DBZ series, edited by: Hexereticdoom
- Keykeeper Talisman sprite by: Raven Software & Blue Shadow (Realm 667)
- Eerie Cloak sprites by: Raven Software & RaVeN-05
- Eerie Cloak sounds taken from unknown source(*), edited by: Hexereticdoom
- Weregoat & Wereibex sprites by: Vader (Realm 667)
- Weregoat & Wereibex sounds by: ID Software & FreeDoom Project Team
- Cursed Golem sprites by: Captain Ventris & Repoman
- Cursed Golem sounds by: PerKristian & Raven Software
- Flame Serpent sprites & code by: Raven Software & Fury3 (Realm 667)
- Flame Serpent sounds by: Aethun
- Bewitcher Beast sprites by: SunMadcat
- Bewitcher Beast sounds by: PerKristian & Raven Software
- Blizzard Creep sprites & sounds by: 3D Realms
- Osseous Imp sprites & sounds by: ID Software & SpacemanStrife
- Guillotiner sprites by: SunMadcat
- Guillotiner sounds by: FreeDoom Project Team
- Weresquid Emperor sprites by: ID Software, Amuscaria & Dr. Doctor
- Weresquid Emperor sounds by: Acclaim Entertainment
- Replicant Devil (1st form) sprites by: Raven Software
- Replicant Devil (2nd form) sprites by: StalkerBlade
- Replicant Devil sounds by: Bratish & FreeSounds.org
- Replicant Devil's Dark Bat and Dark Rat sprites, sounds & code by: Captain Toenail (Realm 667)
- Helper Elf sprites by: Blasphemer Project Team
- Helper Elf sounds taken from unknown source(*), edited by: Hexereticdoom
- Hades Gargoyle sprites by: SunMadcat
- Hades Gargoyle sounds by: Raven Software & ID Software
- Butcher Pig sprites by: ID Software, NeoWorm & Craneo
- Butcher Pig sounds by: FreeDoom Project Team
- Clay Golem sprites by: FreeDoom Project Team
- Clay Golem sounds by: IMX
- Risen Axe Thrower sprites by: Blasphemer Project Team
- Risen Axe Thrower sounds by: ID Software & Raven Software
- Golden Diamond Turret sprites by: Hexx & Captain Toenail (Realm 667)
- Golden Diamond Turret sounds taken from unknown source(*), edited by: Hexereticdoom
- Coloured Crystal Clusters sprites & code by: Captain Toenail (Realm 667)
- Tome of Might sprites by: Blasphemer Project Team
- Some classic weapon sprites taken from Sgt. Shivers' Shazam Heretic addon, edited by: Hexereticdoom
- New Steelfeather Rod attack sprites by: OSJC Latchford
- ???? #4 (unknown secret weapon)(**) sprites by: ETTiNGRiNDER
- ???? #4 (unknown secret weapon)(**) sounds by: Raven Software & Blasphemer Project Team
- Tonic Crystal Vial & Aegis Crystal Vial sprites by: Raven Software
- Gloominess Witch sprites by: Jaeden (Realm 667)
- Gloominess Witch sounds by: Raven Software & Blizzard Entertainment
- Mini-Uzi & Dual Mini-Uzis' sprites by: 3D Realms & Lolo_Is_Cool (Realm 667)
- Mini-Uzi & Dual Mini-Uzis' sounds by: Bratish
- ???? #5 (unknown secret weapon)(**) sprites by: CyberMeme, TerminusEst13 & Monolith Software
- ???? #5 (unknown secret weapon)(**) sounds by: Unknown author(*)
- Food Barrel & Food Mini-Barrels' sprites by: Rogue Entertainment & Yuyu3 (Realm 667)
- Food Barrel & Food Mini-Barrels' breaking sounds by: BouncyTEM
- Food bonus item sprites by: RPG Maker XP & 3D Realms
- Magic Supply Box sprites by: 3D Realms, Raven Software & Captain Awesome (Realm 667)
- Magic Supply Box pickup sound by: Rogue Entertainment
- ???? #6 (unknown secret weapon)(**) sprites by: OSJC Latchford
- ???? #6 (unknown secret weapon)(**) sounds by: Unknown author(*)
- Merman Trident sprites by: NeoWorm
- Merman Trident sounds by: TheRailgunner & Blasphemer Project Team
- Sulfur Mace sprites by: OSJC Latchford
- Sulfur Mace sounds taken from Sgt. Mark IV's Doom 2016 Weapons Addon for Brutal Doom, edited by: Hexereticdoom
- Guardian Bow sprites by: Xenoxols & DonaldDuck (Realm 667)
- Guardian Bow sounds by: Bethesda Softworks & BouncyTEM
- Electro-Stake sprites by: Monolith Software & Evil Space Tomato (Realm 667)
- Electro-Stake sounds by: Aethun, PerKristian, Epic Games & Free Radical Design
- Unholy Staff sprites by: OSJC Latchford
- Unholy Staff sounds taken from TerminusEst13's DemonSteele addon, edited by: Hexereticdoom
- Bonechill Scepter sprites by: Raven Software, Amuscaria & ETTiNGRiNDER
- Bonechill Scepter sounds by: Aethun, BouncyTEM & Nintendo Co. Ltd.
- Moonlight Sickle sprites by: Raven Software & NeoWorm
- Moonlight Sickle sounds by: Aethun
- ???? #7 (unknown secret weapon)(**) sprites taken from unknown source(*), edited by: Hexereticdoom
- ???? #7 (unknown secret weapon)(**) sounds by: FreeDoom Project Team & Nintendo Co. Ltd.
- Black Crow & Blue Crow sprites by: Blasphemer Project Team
- Black Crow & Blue Crow sounds by: Jojikiba & Mor'ladim (Realm 667)
- Zombie & Ghoul sprites by: Blasphemer Project Team
- Zombie & Ghoul sounds by: ID Software & Raven Software
- Red Magus sprites by: CodenniumRed & Ravagefox (Realm 667)
- Red Magus sounds by: Raven Software
- Elementalist Ettin & Parasiteeth sprites by: SunMadcat
- Elementalist Ettin sounds by: Aethun
- Parasiteeth sounds by: Ensemble Studios & Raven Software
- Hell Hornet sprites & code by: Shadesmaster
- Hell Hornet sounds by: Raven Software & FreeRadical Design
- Aka-Oni sprites by: ID Software & Craneo
- Aka-Oni sounds by: Bratish
- Shakti, Heartless Horseman, Eidolon & Skull Eidolon sprites by: SunMadcat
- Shakti sounds taken from Sgt. Mark IV's Brutal Doom, edited by: Hexereticdoom
- Heartless Horseman sounds by: Ensemble Studios
- Eidolon & Skull Eidolon sounds by: Raven Software
- Eidolon's Evil Soul sprites by: Captain Toenail (Realm 667)
- Several extra decoration elements by: Raven Software
- New Holy Savior sprites by: CherubCorps
- ???? #8 (unknown secret weapon)(**) sprites by: Captain Toenail (Realm 667)
- ???? #8 (unknown secret weapon)(**) sounds by: Raven Software & Blasphemer Project Team
- Hanging Wizard Corpse sprites by: Raven Software & Gothic (Realm 667)
- Hunting Trap sprites by: NeoWorm
- Surprise Power Bag sprite by: Blasphemer Project Team
- Tentacle & Eye Tentacle sprites by: Mr.Green & Amuscaria (Realm 667)
- Tentacle & Eye Tentacle sounds by: FreeDoom Project Team & Blasphemer Project Team
- Stone Eagle Statue sprites by: Konami Co. Ltd. & Gothic (Realm 667)
- Baron Medal, Viscount Medal & Fake Coin sprites by: Rogue Entertainment
- New classic wooden Staff sprites by: NeoWorm
- Champignon bonus item & Maulotaur Doll sprites by: Raven Software
- Maulotaur Doll pickup sound by: CapsLok (FreeSound.org)
- Tarantuloomer sprites by: ID Software, Monolith Software & Icytux (***)
- Tarantuloomer sprites by: Croteam & Monolith Productions
- Dual Powder Pistols' sprites by: Monolith Productions
- Dual Powder Pistols' sounds taken from unknown source(*), edited by: Hexereticdoom
- New D'Sparil's Staff weapon sprites by: Gothic (Realm 667)
If there are still some missing credits to anyone, please just send me a PM or contact me by e-mail at:
hexereticdoom@gmail.com
(*): Do you know who is the original author from this/these? Please tell it to me!
(**): You will need to play with the mod to reveal this item/weapon!