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The unique construction '''Grendal-machine''' is the name of the a device meant that it held a direct connection to created by the Tyranid [[Hive MindOrdo Xenos]], named after [[Inquisitor]] for being an example of technology that made use of [[XenoDerteg Grendal]] aspects in the design. It resembles a simple chair with Tyranid material that created an organic bond with its occupant thus creating a symbiotic union with the two. With this working in conjunction with the psychic amplifiers of Eldar design, the machine is able to boost the psychic potential of its host to incredible levels. Thus, it serves as a weapon against the Tyranids by creating a disruptive signal that attacks the Hive Mind where it severs synaptic nodes and causes confusion within the swarm by using its own relay system. As such, the weapon assault the Hive Mind from within its own organic command structure. It also had a secondary unwanted side effect which was that it served as a psychic beacon to the Tyranids and attracted their ravenous forces.^{{Fn|1}}

== History =={{Spoiler|source=Warrior Brood (Novel)}}The machine was the result of an Imperium weapon a programme developed initiated by [[Inquisitor Lord ]] [[Brutius Parthon ]] in order to create an anti-[[Tyranid]] weapon, sometime after first contact was made with the Tyranids when the [[Ultramarines]] defeated the alien hordes at [[Ichar IV]]. Seeing the destructive power of the [[Hive Fleets]], Parthon created a research facility under his oversight on the planet [[Herodian IV]] which was staffed by members of the [[Adeptus Mechanicus]]. Shortly after this event, Lord Parthon encountered the fleeing and wounded [[Craftworld]] known as [[Iyanden]] which was located in the [[Ultima Segmentum]] where he struck a deal with the native [[Eldar]]. In exchange for their aid in developing a powerful weapon against the Tyranids, he would not reveal the location of their Craftworld to the [[Imperial Navy]]. The Eldar agreed to this arrangement and Lord Parthon began assembling the necessary components for his weapon.^{{Fn|1}}

This weapon remained fixed at its location until It resembled a small simple chair, integrating Tyranid splinter fleet from [[Hive Fleet Kraken]] emerged and attacked the planet Herodian IVbiological material that created an organic bond with its occupant. The defending Imperial forces signalled for With this working in conjunction with the aid psychic amplifiers of Eldar design, the [[Mantis Warriors]] who quickly moved machine was able to protect boost the world from the [[Xeno]] threat. However, they were overwhelmed and managed to make a hasty retreat psychic potential of its host to the research facility on the worldincredible levels. There Thus, [[Librarian]] [[Shaidan]] uncovered the Grendal-machine and learnt it was served as a weapon whereupon he activated for use against the Tyranids. At first, the alien invaders fell back and were slowly being culled by Imperium forces but shortly afterwards, the Tyranids creating a disruptive signal that attacked with renewed strength. Not only that, they seemed to possess knowledge of the Hive Mind where it severed [[Codex Astartessynaptic]] nodes and other Imperial tactics which caused confusion within the Xenos used to plant traps that massacred any military force that stood against themswarm by using its own relay system. Unknown to anyone at the time As such, this was actually the result of the Grendal-machine's activation as Inquisitor Derteg Grendal's mind was broadcasted all his knowledge as well as secrets. This in turn was received by weapon assaulted the Hive Mind from within its own organic command structure. It also had a secondary unwanted side effect, which used was that it served as a psychic beacon to benefit its the Tyranids and attracted their ravenous forces on the planet.^{{Fn|1}}

In order to secure the This weapon, Lord Parthon dispatched his protege - remained fixed at its location until a small Tyranid splinter fleet from [[Hive Fleet Kraken]] emerged and attacked the Inquisitor planet [[KalpysiaHerodian IV]] in order to secure the weapon. To that end, she copted The defending Imperial forces signaled for the aid of the [[DeathwatchMantis Warriors]] under who quickly moved to protect the world from the command of [[Captain]] [[Quirion OctaviusXenos]]threat. Masking her mission However, Kalpysia claimed that they were overwhelmed and managed to make a hasty retreat to the location of the secret research facility was on the brood nest of a Tyranid [[Hive Tyrant]]world. After the first failed sortie There, the [[Kill-teamLibrarian]] managed to reach the surface of the planet and penetrated into surface where they researched the abandoned Mechanicus base. Once inside, the Deathwatch [[Adeptus AstartesShaidan]] learnt of uncovered the Grendal-machine which Inquisitor Kalpysia insisted of savingand learnt it was a weapon, whereupon he activated it for use against the Tyranids. During At first, the attempted recoveralien invaders fell back and were slowly being culled by Imperial forces but shortly afterwards, the device bonded Tyranids attacked with Kalpysia and turned her against renewed strength. Not only that, they seemed to possess knowledge of the Deathwatch until she was blasted out of a [[ThunderhawkCodex Astartes]] along with the machine and other Imperial tactics which was detonated remotely thus killing her as well as the constructXenos used to plant traps that massacred any military force that stood against them. Captain Octavius did not report Unknown to anyone at the find time, this was actually the result of the Grendal-machine and simply reported back to 's activation, as Inquisitor Parthon that the destruction of the Hive Tyrant was achieved though the Inquistor Lord later ordered an [[ExterminatusDerteg Grendal]] on Heirodian IV in order 's mind was broadcasting all his knowledge to wipe out any further evidence of his activities on the planetHive Mind.^{{Fn|1}}

: ''The In order to secure the weapon, Lord Parthon dispatched his protégé, [[Inquisitor]] [[Kalpysia]]. To that end, she co-opted the aid of the [[Deathwatch]] under the command of [[Space Marine Captain|Captain]] [[Quirion Octavius]]. Masking her mission, Kalpysia claimed that the location of the secret research facility was the [[Brood Nest]] of a Tyranid [[Hive Tyrant]]. After the first failed sortie, the [[Kill-team]] managed to reach the surface of the planet and penetrated into the surface, where they reached the abandoned Mechanicus base. Once inside, the Deathwatch learned of the Grendal-machine, which Inquisitor Kalpysia insisted on saving. During the attempted recovery, the device is bonded with Kalpysia and turned her against the Deathwatch until she was blasted out of a [[Thunderhawk]] along with the machine, which was detonated remotely, killing her as well as the construct. Captain Octavius did not officially named in report the find of the novel Grendal-machine and is simply referred reported back to Inquisitor Parthon that the destruction of the Hive Tyrant was achieved, though the Inquisitor Lord later ordered an [[Exterminatus]] on Herodian IV in order to wipe out any further evidence of his activities on the text as the Grendal-machineplanet.''{{Fn|1}}

*^{{Endn|1}}:[[Warrior Brood (Novel)]] (pgby [[C.S. Goto]], {{Cite This}}, pgs. 101, 103)

[[Category:InquisitionTechnology (Tyranids)]]