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### **Timeline of Mechanus**
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#### **The Primordial Age (Pre-Dalereckoning)**
- **Before -35,000 DR: Creation of Mechanus**
- Mechanus is formed during the creation of the multiverse as the plane of ultimate order.
- **Primus**, the One and Prime, emerges as its ruler, shaping Mechanus into a perfect system of interlocking gears.
- Modrons, Primus’s creations, begin spreading law throughout the multiverse.
- **The Dawn War:**
- During the war between the gods and the primordials, Mechanus remains neutral, focusing on maintaining the balance of the multiverse.
- Modrons act as arbiters, ensuring neither side disrupts the planar fabric excessively.
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#### **The Age of Expansion (-30,000 DR to -10,000 DR)**
- **-30,000 DR: The Modron March Begins**
- The first **Great Modron March** occurs, with modrons traveling across the planes to enforce the will of Mechanus.
- This cyclical event occurs approximately every 289 years, allowing modrons to monitor and repair the multiverse's balance.
- **-25,000 DR: Mechanus’s Influence Expands**
- Mechanus establishes connections to the Outer and Inner Planes, embedding gears in key planar nexuses to monitor the flow of law and chaos.
- Modrons begin recording the histories of other planes, creating the first **Archives of Order**.
- **-20,000 DR: Conflict with Limbo**
- Mechanus engages in minor skirmishes with forces from **Limbo**, the Plane of Chaos.
- Modrons attempt to impose order on Limbo’s chaotic energies but are ultimately unsuccessful, retreating to Mechanus.
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#### **The Age of Mortal Interaction (-10,000 DR to -1,000 DR)**
- **-10,000 DR: Discovery by Planar Travelers**
- Mortals from Toril and other Material Planes begin to explore Mechanus, seeking its knowledge and the guidance of Primus.
- Many adventurers find themselves overwhelmed by the rigid logic and precision of the plane.
- **-7,000 DR: Rise of the Lawful Orders**
- Mechanus inspires the formation of mortal orders dedicated to law and order, including paladin sects and legalistic faiths.
- These orders often consult with modrons for advice on maintaining balance and justice.
- **-5,000 DR: The Netherese Experiments**
- Netherese wizards attempt to harness Mechanus’s precise energies for their magic.
- Their efforts disrupt several gears, drawing the ire of modrons, who retaliate by severing the wizards' access to the plane.
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#### **The Age of Lawful Expansion (-1,000 DR to 1358 DR)**
- **-1,000 DR: The Codex of Mechanus**
- A mortal scholar from Toril named **Sorran Tarsis** writes the **Codex of Mechanus**, a treatise on the laws of the multiverse as interpreted by Primus.
- The codex becomes a sacred text for several lawful religions and organizations.
- **500 DR: Modron Intervention**
- Mechanus intervenes in a planar conflict between Baator and the Abyss, deploying modron legions to prevent the Blood War from destabilizing planar borders.
- While the modrons fail to end the war, they reinforce Mechanus’s reputation as enforcers of balance.
- **714 DR: The Siege of Myth Drannor**
- During the siege, a group of elven wizards summon modrons to aid in repairing the city’s magical wards.
- The modrons succeed but withdraw as soon as the work is complete, refusing to engage in the ongoing battle.
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#### **The Time of Troubles and Mechanus’s Role (1358 DR)**
- **1358 DR: The Time of Troubles**
- During the chaos of the gods walking Faerûn, Mechanus works to prevent catastrophic disruptions to the multiverse’s balance.
- Primus orders modrons to stabilize weakened planar barriers, ensuring the Material Plane remains intact.
- Several mortals report encounters with modrons delivering cryptic warnings about maintaining balance in the wake of divine upheaval.
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#### **The Spellplague and Mechanus’s Adjustments (1385 DR to 1487 DR)**
- **1385 DR: The Spellplague**
- The collapse of the Weave disrupts Mechanus’s operations, as many of its gears temporarily lose synchronization with the multiverse.
- Primus recalibrates Mechanus’s systems, stabilizing the plane and minimizing further disruption.
- The modrons focus on repairing the damage caused by wild magic and rogue planar entities.
- **1395 DR: The Rogue Modron Incident**
- A rogue modron escapes Mechanus, spreading chaos across the planes.
- Adventurers track and destroy the rogue before its influence destabilizes key planar nexuses.
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#### **The Second Sundering and Modern Era (1484 DR to Present)**
- **1484–1487 DR: The Second Sundering**
- The restoration of the **Tablets of Fate** allows Mechanus to fully realign with the multiverse.
- Modrons once again march across the planes, repairing damage caused by the Spellplague and the chaos of the Sundering.
- **1492 DR: Baldur’s Gate 3 and Mechanus’s Influence**
- Agents of Mechanus, including modrons and planar scholars, investigate disturbances in Baldur’s Gate caused by chaotic and infernal influences.
- Adventurers encounter modrons attempting to impose order, leading to philosophical and physical conflicts.
- **Present Day:**
- Mechanus continues to monitor the multiverse, deploying modrons to address imbalances and prevent chaos from overwhelming law.
- Adventurers often visit Mechanus to seek knowledge, forge alliances with modrons, or recover artifacts imbued with the plane’s precise energies.
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### **Themes of Mechanus’s Timeline**
1. **Absolute Order:**
- Mechanus embodies the concept of perfect balance and unyielding law, ensuring the multiverse operates smoothly.
2. **Modron March:**
- The cyclical Great Modron March serves as a reminder of Mechanus’s ongoing vigilance and intervention in the multiverse.
3. **Interplay with Chaos:**
- Mechanus frequently clashes with chaotic planes like Limbo, highlighting the eternal struggle between law and chaos.
4. **Adventuring Opportunities:**
- Mechanus offers challenges such as navigating its massive gears, negotiating with modrons, and unraveling mysteries surrounding Primus’s logic.
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