Special Halloween Formulas!

Friday, November 6 2026, at 03:59 AM

🧪 New Mix formulas

Halloween Formulas and New Monsters

33 new formulas have arrived: two Halloween special series, for a limited time, plus new permanent formulas, including El Clown!

Available fromNovember 6All formulas

Halloween formulas untilDecember 20 · 11:59 PMOfficial server time

Hello, masters!

As part of our ongoing monster updates, new Mix formulas are now live. Some of them are Halloween specials and can only be mixed during the event period. The others are permanent formulas that can be mixed at any time. Here is how each one works.

Halloween · Limited🎃 Special formulas Use the Halloween Special Mix Item.

Available until December 20.
Return every year, only during Halloween.
24 formulas in 2 series.

Permanent🧪 Regular formulas Use the Lv. 4 Mix Item.

Can be mixed at any time.
They never expire.
9 formulas: El Clown and the South Series.

🎁

The Halloween Special Mix Item can be obtained from the El Clown event boxes:

Halloween Gamble Box (2026). Defeat El Clown, collect the stones and craft the box in the Crafting System for a chance to receive it.

🎃 Halloween special formulas

Both monsters in the formula must have the Halloween Special Mix Item equipped. After December 20, these formulas become unavailable until next Halloween. Any monsters you obtain stay with you as usual.

Halloween Series I

Halloween · Limited

Step one: mix the monsters below to obtain the new Halloween monsters.

Result	Formula
Crimson Rhino (Lv. 222)	Sinan Arimant (Lv. 217) 🎃 Special Item+ Neo Aperia (Lv. 217) 🎃 Special Item
Spite Fiend (Lv. 222)	Sinan Beres (Lv. 217) 🎃 Special Item+ Neo Hellhound (Lv. 217) 🎃 Special Item
Crimson Prowler (Lv. 222)	Sinan Lexy (Lv. 217) 🎃 Special Item+ Neo Zacaris (Lv. 217) 🎃 Special Item
Inferno Raven (Lv. 222)	Sinan Pelic (Lv. 217) 🎃 Special Item+ Neo Horus (Lv. 217) 🎃 Special Item
Glow Vespid (Lv. 222)	Sinan Rosa (Lv. 217) 🎃 Special Item+ Neo Drill Hornet (Lv. 217) 🎃 Special Item
Root Flora (Lv. 222)	Sinan Chlora (Lv. 217) 🎃 Special Item+ Neo Genie (Lv. 217) 🎃 Special Item
Pumpkin Spectre (Lv. 222)	Sinan Estela (Lv. 217) 🎃 Special Item+ Neo Atlas (Lv. 217) 🎃 Special Item
Gear-Ghoul (Lv. 222)	Sinan Balian (Lv. 217) 🎃 Special Item+ Neo SakeMusa (Lv. 217) 🎃 Special Item

Halloween Series II

Halloween · Limited

Step two: evolve the Halloween Series I monsters into their stronger forms. Each monster has two possible formulas.

Result	Formula
Phantom Rhino (Lv. 230)	Crimson Rhino (Lv. 222) 🎃 Special Item+ Diablo Garugon (Lv. 226) 🎃 Special Itemor Mu King Mitra (Lv. 224) 🎃 Special Item+ Neo Mu KingGarugon(A) (Lv. 222) 🎃 Special Item
Infernal Fiend (Lv. 230)	Spite Fiend (Lv. 222) 🎃 Special Item+ Diablo Lucifer (Lv. 226) 🎃 Special Itemor Mu King Ordevil (Lv. 224) 🎃 Special Item+ Neo Mu Anubis(A) (Lv. 222) 🎃 Special Item
Phantom Prowler (Lv. 230)	Crimson Prowler (Lv. 222) 🎃 Special Item+ Diablo Cerberus (Lv. 226) 🎃 Special Itemor Mu King Claw (Lv. 224) 🎃 Special Item+ Neo Mu Hellfard(A) (Lv. 222) 🎃 Special Item
Doom Raven (Lv. 230)	Inferno Raven (Lv. 222) 🎃 Special Item+ Diablo Michael (Lv. 226) 🎃 Special Itemor Mu King Harpy (Lv. 224) 🎃 Special Item+ Neo Mu Phoenix(A) (Lv. 222) 🎃 Special Item
Vespid Gloom (Lv. 230)	Glow Vespid (Lv. 222) 🎃 Special Item+ Diablo Hotaru (Lv. 226) 🎃 Special Itemor Mu King Bamu (Lv. 224) 🎃 Special Item+ Neo Mu Cutter(A) (Lv. 222) 🎃 Special Item
Toxic Flora (Lv. 230)	Root Flora (Lv. 222) 🎃 Special Item+ Diablo Viroza (Lv. 226) 🎃 Special Itemor Mu King Balza (Lv. 224) 🎃 Special Item+ Neo Mu Nephen(A) (Lv. 222) 🎃 Special Item
Nether Spectre (Lv. 230)	Pumpkin Spectre (Lv. 222) 🎃 Special Item+ Diablo Soul Eater (Lv. 226) 🎃 Special Itemor Mu King Mact (Lv. 224) 🎃 Special Item+ Neo Mu Roof T. G(A) (Lv. 222) 🎃 Special Item
Mech-Ghoul (Lv. 230)	Gear-Ghoul (Lv. 222) 🎃 Special Item+ Diablo Balrog (Lv. 226) 🎃 Special Itemor Mu King Guns (Lv. 224) 🎃 Special Item+ Neo Mu Destroyer(A) (Lv. 222) 🎃 Special Item

🧪 New permanent formulas

These formulas use the Lv. 4 Mix Item on both monsters and can be mixed at any time, with no end date.

El Clown

Permanent

The star of the Halloween event can now be obtained through Mix.

Result	Formula
El Clown (Lv. 215)	Purple PumpkinGirl (Lv. 212) Mix Item Lv. 4+ Mutant Kugutu (Lv. 205) Mix Item Lv. 4

South Series

Permanent

Eight new South Series monsters.

Result	Formula
South Rhino (Lv. 216)	Serpenkis (Lv. 207) Mix Item Lv. 4+ Eternal Drakis (Lv. 214) Mix Item Lv. 4
South Onestep (Lv. 216)	Evilkis (Lv. 207) Mix Item Lv. 4+ Eternal Devilkis (Lv. 214) Mix Item Lv. 4
South Captain (Lv. 216)	Taykis (Lv. 207) Mix Item Lv. 4+ Eternal Beaskis (Lv. 214) Mix Item Lv. 4
South Blint (Lv. 216)	Crokis (Lv. 207) Mix Item Lv. 4+ Eternal Birdkis (Lv. 214) Mix Item Lv. 4
South Bookworm (Lv. 216)	Beetlekis (Lv. 207) Mix Item Lv. 4+ Eternal Inseckis (Lv. 214) Mix Item Lv. 4
South Spinian (Lv. 216)	Vezikis (Lv. 207) Mix Item Lv. 4+ Eternal Flowkis (Lv. 214) Mix Item Lv. 4
South Dutchman (Lv. 216)	Magickis (Lv. 207) Mix Item Lv. 4+ Eternal Myskis (Lv. 214) Mix Item Lv. 4
South Tank (Lv. 216)	Machinekis (Lv. 207) Mix Item Lv. 4+ Eternal Metakis (Lv. 214) Mix Item Lv. 4

📈 Evolution list update

The following monsters have been added to the evolution list for (A):

Neo Mu KingGarugon(A) (Lv. 222)

Neo Mu Anubis(A) (Lv. 222)

Neo Mu Hellfard(A) (Lv. 222)

Neo Mu Phoenix(A) (Lv. 222)

Neo Mu Cutter(A) (Lv. 222)

Neo Mu Nephen(A) (Lv. 222)

Neo Mu Roof T. G(A) (Lv. 222)

Neo Mu Destroyer(A) (Lv. 222)

⚔️

Reminder: the Lv. 200 Halloween swords can only be crafted in the Crafting System until November 20. Don't leave it to the last minute!

Happy mixing! Make the most of the Halloween season to get the special monsters. They won't be back until next year! MixMaster Online Team

News