The Tythonian gas crisis
A conflict centered on the Tythonian gas crisis, involving key political and economic figures such as Hugo Lang, Chamberlain, and the Sylvest twins. The Doctor plays a central role in resolving the crisis.
Arc Timeline
Season 21
47 eventsThe Doctor enters the Hall of Fire and immediately recognizes the Misos Triangle necklace Timanov gave Turlough as a Trion circuit key. While Turlough tends to Malkon and the Sarns …
As the Doctor and Amyand traverse Sarn's treacherous volcanic terrain, their conversation reveals the deep contradictions of the Trions' rule. The Doctor defends the Trions' past interventions as attempts to …
The Doctor finds the Master shrunk and clinging to Kamelion’s operating system, confirming the villain’s plan to hijack the planet’s numismaton gas for a twisted regenerative scheme. A tense verbal …
Turlough orders the Sarns to flee the Hall of Fire as Timanov refuses salvation, clinging to religious dogma that dooms his people. Amyand arrives with the truth of Logar’s identity …
Amyand returns to the Hall of Fire, sparking Timanov’s immediate accusation of deception. As flames engulf the chamber, Amyand reveals the Doctor is trapped and delivers a stabilizer to Turlough …
With Trion having rescinded his exile, Turlough grapples with leaving the Doctor and Peri against his newfound purpose. He acknowledges everything he has learned but admits his obligation to return …
Edgeworth uses deceptive charm to gain access to the Sylvest home, silently assessing the twins before marking them with a green circle on each wrist. The calculated ritual marks the …
Edgeworth materializes aboard the freighter alongside the Sylvest twins, dictating their immediate confinement in a bunker. Under tight security from Noma and Drak, Remus and Romulus are stripped of clarity …
Professor Sylvest arrives home to find his twin sons gone without trace, only a strange residue on the floor marking their sudden disappearance. Shaken but decisive, he immediately turns to …
Commander Fabian receives an order from the Minister to call off the rescue mission for the Sylvest twins, overriding her duty to protect. The command forces her to prioritize bureaucratic …
Peri intervenes to stop Lang from attempting to murder the Doctor, stripping him of the gun and reviving his weakened body. She then pivots to pleading with the Doctor to …
Professor Edgeworth tightens his grip on the Jacondan twins after their earlier attempt to sabotage the distress beacon. His initial tolerance curdles into relentless psychological pressure, stripping away their fragile …
Lang’s delirious clues about abducted children trigger a shift in the Doctor’s perception. As he stabilizes Lang’s injuries, the Doctor begins to sense a vast universal threat. Their conversation turns …
Edgeworth completes the mathematical framework that will power Mestor’s apocalyptic scheme, poised to transmit the equations that convert abstract theory into active destructive force. The twins, Romulus and Remus, challenge …
With the forced calculations completed, Edgeworth verifies the final transmission of the equations and abruptly terminates the Jacondan twins’ grim duty. His curt dismissal masks the ethical weight of the …
Mestor acknowledges Edgeworth’s flawless execution of a critical transmission, offering rare praise within the Titan Three base. The confirmation of success validates Edgeworth’s strategic compliance but sharpens the mystery of …
The Doctor confronts Edgeworth over the abduction of children to fuel sinister experiments, forcing the truth from his former mentor. Edgeworth reveals his moral compromise, admitting he will sacrifice anything …
The Doctor materializes erratically in the TARDIS, first vanishing then reappearing near Peri and Lang. His uncharacteristic fluster stems from a near-fatal misjump caused by Azmael’s theft of the twin …
The abducted prodigies Romulus and Remus corner Azmael in the freighter, dismantling his authority with personal attacks that reveal their understanding of his past. Azmael deflects with hollow authority but …
Azmael’s subordinate Noma delivers the crushing revelation that the safe house containing the Doctor and his companions has been rigged to explode, a ruthless directive from Lord Mestor. The disclosure …
Peri presses the Doctor on Azmael's motives for targeting them, skeptical of the detour to Titan Three. Lang identifies the stop as a feint to mislead pursuers. The Doctor dismisses …
A hapless porter is accused of smuggling vegetables from the Royal Hatcheries and condemned to death by Mestor. The prisoner begs for clemency, sensing the horrific nature of the sentence, …
With brutal efficiency, Mestor executes a starving porter for minor theft, reinforcing his absolute tyranny by treating human life as expendable in Jaconda’s famine. He then shifts focus to Azmael’s …
The Doctor and Peri land on Jaconda to find a wasteland of stripped trees and barren soil. The Doctor identifies the devastation as the work of giant gastropods, a myth …
The Doctor’s true nature emerges as his desperation curdles into self-loathing, poisoning the atmosphere around him. His tirade leaves Peri exhausted and Lang infuriated, escalating the mission’s immediate risks. Lang’s …
Lang becomes ensnared in the Doctor’s self-loathing tirade and presses the TARDIS into motion, depositing them in a dim passage near the palace. The Doctor seizes the excuse to flee …
The Doctor, after overhearing the twins defy Azmael in the TARDIS, snaps out of his hesitant paralysis and makes a decisive choice. Despite Peri’s protests and Lang’s insistence on going …
Azmael welcomes Peri, Lang, and the Doctor into his laboratory only to be undermined by Noma’s insistence on reporting to Mestor. Her open defiance fractures his already shaky command, forcing …
The Doctor leads Peri and Lang through a dark passageway illuminated by his torch, pointing out ancient carvings that depict the myth of the Sun God’s vengeance on Jaconda. As …
Cornered in the federal laboratory, Azmael abandons pretense and lays bare his genocidal plan to Romulus and Remus. He outlines how Jaconda will enslave two entire worlds to solve its …
The Doctor arrives at the lab entrance and immediately accuses Azmael Edgeworth of his villainy in front of the imprisoned twin prodigies. Azmael’s captured victims assert their refusal to submit …
In the throes of a violent confrontation, the Doctor’s pent-up frustration and betrayal erupt physically as he pins Azmael against the lab equipment. The twins and Drak scramble to pull …
The Doctor’s internal turmoil over Lang’s injury surfaces as Azmael vouches for his capability to resist Mestor’s plans. Before Azmael can elaborate, Noma and her guards storm in, revealing the …
Mestor forces Peri’s life as leverage, seizing the Doctor as he enters with his hands cuffed. The Doctor feigns willing cooperation, masking his revulsion toward Mestor’s plan, and deploys measured …
Azmael removes the restrictive wrist rings that have been suppressing the memories of the Jacondan twins, Remus and Romulus, returning their full identity and purpose. The act strips away Mestor’s …
The Doctor and Azmael uncover the horrifying breadth of Mestor’s plan as the twins calculate the planetary consequences. Azmael acknowledges the flaw in Mestor’s tractor beam scheme while the Doctor …
The Doctor investigates the genetically modified slug eggs in the hatchery, realizing their terrifying purpose. As Peri grows impatient, he methodically dissects an egg to reveal its resistance to extreme …
The Doctor examines the resilient slug eggs in the hatchery and realizes they are impervious to extreme temperatures, designed to survive a sun’s explosion. He deduces Mestor’s plan is not …
Mestor summons Noma to his presence and issues chilling orders. He demands the twins be captured alive for a specific purpose while condemning the Doctor’s companions to death as collateral. …
The Doctor confronts Mestor in the throne room with escalating threats, goading him into a reckless display of power that reveals the true horror of his mind-linking ability. When Mestor …
Mestor escalates his ruthless domination by forcing Azmael to betray his own will through a brutal mind-link. The act strips away the Doctor’s arrogance about Time Lord superiority, revealing how …
Azmael and the Doctor realize Mestor will inevitably take control of the Doctor’s mind and body unless they act immediately. Azmael proposes a desperate stratagem—a mind-link that could destroy Mestor’s …
Noma shrieks the news of Mestor’s death directly into a moment of stunned violence, delivering the revelation as Lang strikes her mid-sentence. The brutal delivery shocks Peri into realizing the …
Azmael
Peri notices the TARDIS door ajar under perilous circumstances, immediately grasping the gravity while Lang resists immediate entry. His caution is outweighed by her resolve to find the Doctor, forcing …
The Chamberlain desperately urges Lang to abandon Jaconda and flee aboard the TARDIS, warning of the planet’s impending ruin under Mestor’s schemes. Lang responds with mounting hostility, dismissing the offer …
The Doctor makes the calculated decision to flee Jaconda aboard the TARDIS despite the Chamberlain’s desperate pleas and Peri’s objections. Rejecting any responsibility for the collapsing world, he coldly dismisses …