Ambient

Dust Devil (hazardous wind vortex, grows with every kill) Mimic (mimics small items like weapons, supplies, or keycards) Seeker (armor, active camo, corrupts robotic assets)

ATLAS mechs (manned by Pilots) - "Armored Terrestrial Logistic and Attack System"

Falcon (rocket launcher, cluster missile, tether mine, lateral dashes, hover jets, rocket barrage) Firebolt (railgun, homing rockets, shield wall, sprint, tactical nuclear shell) Onslaught (chaingun, heat blast, shoulder autocannon, gun shield, bullrush, homing burst) Pulsar (plasma cannon, projects reflective particle shield, gravity bomb, sprint, particle accelerator) Stryker (auto shotgun, broadsword, tesla missile, sword block, lateral dashes, phase dash, empowered sword, nuclear ejection) Common abilities include regenerating overshield, ammo fabricators, reinforced armored hull/weapons, electric smoke discharge, expendable wrist-mounted plasma knives, Pilot ejection on self-destruct

Barons of Hell

Common (throw fireballs, project flame shields) Common abilities include being able to indefinitely summon legions and empower them with increased aggression and speed, induce environmental catastrophes, create unique demonic constructs, rage mode when companion is slain, and resistance to fire/lava.

Cacodemons

Common (lightning balls, lightning burst) Cyber Cacodemon (armor, electric hazards, no weak spots, hazardous holograms, lateral dashes)

Carcass

Maggot (2-headed humanoid chimera; impaling tongues, spits acid)

Constructs

Blood Prism (crystal and gore; beam attacks, overshield, armor, destroys cover) Rustmonger/Triceratoptron (ancient Martian war machine; proton beam, cluster missiles, teeth/claw attacks, soul shield, armor, subterranean burrowing) War Husk (flesh and metal, consist of human Pilot inside crude cyborg mech; tentacle arm attacks, binding tentacles, armor, plasma mortar)

Deraki (sapient humanoid demonic race)

Ancient (spike throw, demon summon, demon control, burrow) Desolator (Shock Disruptor, claws, illusion, flight) Ravager (Reaper rifle, shell shield, stun baton, leap) Vile (scorn bolts, chain bind, mana drain, blink teleport)

Griefers (sapient cyberdemonic UAC operatives)

Camper (grapple hook, shield cover, sniper rifles) Gambler (obnoxious cosmetics, RGB Field, Midas Grenades, calls in Loot Boxes containing rare and powerful drops) Hacker (sonar pulse, aimbot, smart pistol) Rambler (hijacks PA systems, Sentry Turret, Kinetic Mine) Stalker (active cloak, silence pistol, Neural Knife, personal teleporter) Spammer (over clock, satchel charge, grav mines, grenade launchers, drops grenades on death) Common abilities include using environmental supplies and calling in air support, resupplies, and reinforcements; frequently infight among themselves and other demons to scavenge supplies or achieve killstreaks; besides explicitly listed loadouts, can use standard UAC weaponry and ordnance

Hell Hunters (elite Hell Knight enforcers)

Armored Hunter (regenerative Spiritual Armor, which is invulnerable to all attacks except BFG and soul weaponry; lighning balls, ground shockwave, electric burst when armored; lightning strike, anti-explosive discharge, and deflective particle shield when unarmored) Brawler Hunter (base powers include explosive melee strikes, flaming groundspike wave, and ability to deflect Blood Punches; in 1st phase is resistant to melee attacks; in 2nd phase is resistant to ranged attacks, goes Berserk, gains melee combos, Meteor Strike, grabbing crush attack and powerful fireball) Helltime Hunter (in 1st phase has buffed speed, can deflect bullets, has powerful scythe charge and speed-draining energy wave; in 2nd phase loses speed buff and previous attacks but gains short-range teleport; in 3rd phase regains speed buff and original attacks, and gains rapid-fire speed-draining projectiles)

Hell Knights

Blood Knight (incendiary hazards) Bruiser Knight (armor, dual rocket launchers, machine gun, battering ram, mini pulse cannon, retractable face screen) Common (fireballs, ground slam, heavy punches, may catch grenades/rockets and throw them back) Cyber Knight (armor, minigun) Cyber Paladin (armor, reflective shield, rocket launcher) Falcon Knight ("Birdman")

Hellgrowth

Carrion (mutated mimic; consumes demons/humans to gain biomass and evolve powers; resistance to electricity, weakness to fire) Core Tentacle (hidden tentacle nest with secondary razor tentacles and primary tentacle with eye that shoots fireballs and flame waves) Flesh Spawn (floating suckers) Gore Mouth (kills and devours prey, assimilating them into Hellgrowth) Gore Nest (serve as demonic communication/reinforcement channels to Hell; summon demons when destroyed) Pustule (burst in acid) Tendrils (bind and drag victims towards Hellmouth) Tentacle (strike at victims)

Imps

Common (throw fireballs, can crawl on walls and ceiling) Dark (fast fireballs, homing fireballs) Nightmare Imps (fast/homing fireballs, short-range teleports, mid-range phase shifts during which turn invisible, cannot pass through walls but phase-shift modules are reinforced) Pyro (incendiary attacks) Splicers (no ranged attacks, appear in male and female varieties)

Large

Basilisk (flying serpents; highly resistant to damage) Bonecrawler (skeletal beast) Hellstorm Pylon (living perimeter cannon; shoots lightning and railgun slugs)

Lost Souls

Common (swarm and bite target) Cyber Soul (fires shrapnel, kamikaze on low health) Ethereal Soul (spirit Lost Souls; invulnerable to physical attacks except plasma, resurrect one common non-gibbed demon at a time) Forgotten Soul (psychic screams that bypass ARMOR, may spawn Ethereal Souls on death) Rictus (shoots fireballs) Terror (kamikaze)

Mancubi

Common (partially armored, produce hazardous discharge, shoot flaming bile, shoot harpooning tendrils from mouth for strong bite, can summon lesser demons) Common abilities include resistance to acid/nukage

Miscellaneous

Devil Cricket Ember Spider Grell (floating mouth; spits acid) Gremlin (small brainy spider) Hellion (humanoid Hell centipede; burrows through ground and launches surprise attacks) Inout (large inside-out beast) Mother Demon (human-demon chimera; flame pillars, flame waves, flame walls, telekinetic throws, spawns Putti) Pale Spider Putti (insectoid infant-like creatures; stingers, vomit/launch corrosive effuvium) Scrag (floating snake-like humanoid; spits fireballs) Shrike (biomechanical pterosaurs; flight, missile/beam attacks) Velcore (impedes Slayer from resupplying from demons; spike tail grapples demons away from Slayer; eye beam kills weak demons) Vulgar (undead demonic vulture; throws fleshy rinds) Waspids (vicious swarms; spit noxious venom)

Pinkies

Blood Pinky (fully armored, leaves fire trail, can breath fire at short range) Cyber Pinky (armored front, destructible cybernetic back, maneuverable and agile, suicidal charge when robotic back half is destroyed) Common (partially armored) Pinkynator (projectile acid attacks, spawns Pinkies, crushing attacks)

Prowlers

Common (powerful claws, launches fast projectiles that lead target, rapid teleportation and short- and mid-range, purple flame wave; resistant to falters, fire, and soul weaponry)

Possessed Pilots (intelligent UAC operatives)

Active Camo (partial invisibility) Echo Drone (distracting hologram) Kinetic Armor (deflects bullets; ineffective against plasma, melee attacks, or splash damage) Over Clock (boosts speed) Common abilities include regenerating suits, ammo fabricators, wall-runs, lateral dashes, grapple hooks, ordnance knives, and calling in ATLAS mechs; can command Griefers and Revenants

Revenants

Centurion (Hellish Revenant; rapid-fire pulse cannons and laser beams; fireballs, flame waves, life-draining melee attack) Common (missile launchers, homing volleys, lateral dashes, limited flight, summons lesser demons) Cyber Revenant (armor, plasma rifles, laser beams, overclock, repulsive melee strike, enhanced flight) Ghoul (active camo, Vortex Cannons, teleports instead of dashing, reinforced phase shifts instead of flying, spectral melee attack that bypasses armor; vulnerable only to Lightning Gun while shifted)

Summoners

Common (lightning strike, lightning barrage, summons and directs lesser demons) Harvester (plasma fireball/volley, plasma barrage, life force drain, summons corrupted robots) Common abilities include overshields and phase teleports, during which they're almost invulnerable (except to Lightning Gun)

UAC robots

Assault droid (armor, heavy infantry firearms, explode on death) Assault drone (flight, machine gun/rocket launcher, kamikaze on low health) Attack drone (bomber/gunner) Hunter Droid (armor, heavy pulse cannons, shield wall, plasma punches, ground slam, resistant to demonization) Hunter Drone (flight, armor, heavy pulse cannons, kamikaze on low health, resistant to demonization) Mk 3 Scout Bots (recon models; blink teleport, translocation orb, overshield, portal guns that project stable wormholes) OCULUS (flight, overshield, laser beam, distracting holograms) - "Optic Cerebral Unit and Logic Utility System" Security droid (light infantry firearms) Security drone (flight, machine gun/plasma rifle) Viscera Cleanup Drones (simple pincers and cutting laser) Resist infighting among themselves and continue fighting despite dismemberment, but may target other demons even if corrupted

Verimor (intelligent robotic alien race, once allied with Argenta in Corrax Alliance)

Drone (zero-point disruptors/nuclear decoherers/positron beamers; melee arm) Vindicator (unique enemy; flame sword, ion cannon, blink teleport) Common abilities include mode switch (transform between agile walking mode and faster vehicle mode - either land- or air-based) and reinforced armored bodies capable of regeneration (composed of virinium, a programmable metallic matter highly resistant to damage)

Zombies

Apostate (explosive Hell zombie, spawns Ricti Lost Souls on death) Axe zombie (slightly faster than standard zombies) Chainsaw zombie (slightly faster than standard zombies) Damned (Hell zombie) Elite Commando (E1M1 chaingunner; armor, minigun) Exo Zombie (armor, SMG gauntlet, micromissiles, sticky rocket, enhanced mobility) Flamer soldier (flamethrower, air blast) Ghosts (spectral humanoids; pass through surfaces, bypass ARMOR, trail after-images, resistance to falters, invulnerable to physical attacks except plasma) Headless Kamikaze (holds 2 Terrors in hands) Loader worker (industrial exo; armor, chainsaw/jackhammer/drill/gripper claw) Possessed engineer (explosive) Possessed scientist Possessed soldier (shotgun/rifle/plasma/railgun/rocket/ssg, can throw grenades) Possessed worker Radsuit zombie (filled with hazardous nukage) Sawcubus (dual chainsaws, biting mechanical head, enhanced mobility, resistant to bullets/shells) Shield soldier Trites (zombie heads that turn into spider-like creatures; may spawn from zombie corpses after being separated from body or if head is mostly intact) Z-Sec (resist infighting, short-range teleports, mid-range phase shifts that lets them pass through walls and turn invisible, rapid-fire Vortex Rifle that shoots through walls; vulnerable only to stun bomb or lightning gun while shifted)