Head to the Age of Darkness and the Old World with next week’s pre-orders from Games Workshop.

Campaigns of The Age of Darkness: The Martian Civil War focuses on the civil war on Mars as swathes of it seceded from Imperial rule during the Horus Heresy. The 168-page hardback gives some background about this conflict with rules to bring it to life. There are new core missions, apex missions, relic hunt mission, an Onslaught campaign, and additional units and Techno-heresy rules to fight over the fate of the Red Planet. There’s also additional content from the previously published Exemplary Battles in the Age of Darkness.

The Archmagos Prime is a commander of the Taghmata Omnissiah and a high ranking adept of the Machine Cult. With all of the cybernetic enhancements, they’re more machine than human and ready to lead the Mechanicum in battle.

The Thallax Cohort is a core of most Mechanicum forces. The cyborgs are ideal shock troops with their armored frames and jetpacks allowing them to hit hard and fast and withstand return fire. The box contains six Thallax armed with lightning guns, and contains options to construct two with phased plasma-fusils, photon thrusters, or multi-meltas. You also get enough melta bombs for each miniature, a variety of head designs, and a Mechanicum Constructs transfer sheet comprising 558 decals.

Castellax Battle-automata Maniple are clad in heavy armor and equipped with atomantic shields. These box set featuring these terrifying machines of war has two Castellax. They can be built with brutal shock chargers or savage power blade arrays, and which have a choice of in-built bolters or flamers. Their sturdy frames allow them to carry shoulder-mounted mauler bolt cannons into battle, and the box also contains one darkfire cannon and one multi-melta for more specialised loadouts. You also get a Mechanicum Constructs transfer sheet comprising 558 decals.

The Thanatar Cavas Siege-automata are mobile artillery platforms. They can withstand incoming fire and feature the Hellex pattern plasma mortar. Each is equipped with shock chargers, and a twin-linked mauler bolt cannon. Also included is a Mechanicum Macro-constructs transfer sheet comprising 394 transfers.

Tech-thralls Covenant are expendable labor and dispatched as cheap cannon fodder marching forward with a barrage of las-lock fire. This box contains 20 Adsecularis Tech-thralls ready to unquestionably follow the lead of the Tech-magi.

The Triaros Armoured Conveyor has thick armor, techno-cant wardings, and an array of energy shields that allow it to operate in hostile environments. All of that protects its cargo of Tech-thralls from incoming fire. This large dedicated transport has a transport capacity of 22 and is armed with two volkite calivers, a twin-linked mauler bolt cannon, and has options for two hunter-killer missiles. You’ll also get a Mechanicum Macro-constructs transfer sheet containing 394 transfers.

And, you can show off your loyalty with the Mechanicum Dice Set. The set contains 19 standard D6 dice and one scatter dice with a Mechanicum logo on the six face.

Chaos invades Warhammer: The Old World with Arcane Journal: Warriors of Chaos. This 48-page supplement provides rules for you to expand your army beyond the list found in the Forces of Darkness book, with new rules, background lore, and scenarios. Two armies of infamy – Wolves of the Sea and Heralds of Darkness – make their way south alongside characters like Frydaal the Chainmaker and Galrauch, the Great Drake. Extra units give prospective warlords plenty of new options when amassing their hordes, while new magic items allow you to festoon your heroes with powerful gifts.

With the Warriors of Chaos Battalion, you can start off your force with 44 miniatures ready to pillage in the name of the Dark Gods. There are 32 Chaos Warriors, 10 Chaos Knights, 2 Chaos Chariots, and a new Warriors of Chaos transfer sheet with 621 transfers.

Warriors of Chaos Reference Card Pack and Dice Set are here to help keep track of things and bless your rolls. The pack of 36 cards lets you quickly reference all of your magic equipment, enchanted and arcane items, as well as your spell lores and gifts of Chaos, alongside useful rules. The set of 20 dice is cast in black with gold pips and features the eight-pointed star of Chaos on the six face.

Chaos Warriors are the bulk of a Warriors of Chaos army. The box set features 32 plastic warriors which you can make into two units of 16 with full command squads and also a new Warriors of Chaos transfer sheet featuring 621 transfers.

The Chaos Warriors Upgrades features 10 metal great weapons, or a set of 10 metal halberds.

Chaos Chosen and Command are unstoppable warriors and each contains a set of 5 metal miniatures.

Classic Warriors of Chaos Characters return. n plastic you can choose from a Champion of Chaos, a Sorcerer of Chaos, or the imposing Chaos Lord on Manticore, while returning in metal are the venerable Chaos Lord on Daemonic Mount, a Sorcerer of Chaos on Chaos Steed, and an alternate Champion of Chaos.

Classic Warriors of Chaos Monsters and War Machines are available too. Add Dragon Ogres, a monstrous Chimera, or a Dragon Ogre Shaggoth to your army in plastic, or recruit fearsome Skin Wolves and a Gigantic Spawn of Chaos in Forge World resin. In metal, there are brutish Chaos Trolls, Chaos Ogres, and the Chaos Ogres Command Group. The Hellcannon is an artillery piece gripped by daemonic sentience, and crewed by Chaos Dwarfs. This devastating war machine will be available in Forge World resin.

Dwarfen Mountain Holds Made to Order are here to flesh out your forces. There’s a pack of 5 Dwarf Lords, a Dwarf King on Oathstone joins a Thane with Great Weapon and a Thane with Battle Standard in one group. Then there are 3 Dwarf Runesmiths from ages past, alongside a set of Slayers of Legend ready to seek their doom in battle. Finally, add some history to your collection with the Dwarf Queen (originally known as Queen Helgar from the Grudge of Drong expansion).

These are available to order from 10am local time on Saturday the 31st of August until 8am BST on Monday the 9th of September – and as Made to Products they may take up to 180 days to ship.

From Black Library comes The End and the Death: Volume I by Dan Abnett. The Warmaster has arrived and the final hour is nigh. This is the first part of a trilogy that brings the Emperor into confrontation with his prodigal son. You’ll be able to pre-order this landmark novel in paperback next week.

Collection XIII (French Edition) bands together three books in paperback and eBook formats. The collection opens with the anthology The Silent War which covers the shadowy conflict running in parallel between, alongside Angels of Caliban by Gav Thorpe, and Praetorian of Dorn by John French.

Omnibus XV (German Edition) is for fans of the Horus Heresy can get books 43, 44, and 45 in one handy tome with Omnibus XV, which contains the Shattered Legions anthology – a collection of stories that follow the scattered remnants of the Drop Site Massacre – alongside The Crimson King by Graham McNeill and Tallarn by John French.

The Imperial Palace Undone Map is a recreation of the Imperial Palace during the Siege of Terra with an A2 map showing the palace undone. It’s printed on cotton and wrapped in a faux leather map-wrap which is secured with a faux leather cord fitted with a leather pendant. There’s also a box featuring gold foil details.