FLORENTIA ROMA AETERNA ORBIS TERRARUM

Velvet & Iron

A Ribhian Games 2d10 Historical Occult Thriller  ·  Europe 1540–1580

2d10 System
Ribhian Games LLC
Historical Occult Thriller
Europe 1540–1580
Standalone Setting
The Central Principle

Luxury and Brutality Are the Same Institution

The Beautiful World

A cardinal’s banquet illuminated by a thousand candles. A ceiling painted by the greatest master alive. A duchess’s jewels worth more than a city. Philosophical salons where the finest minds of Europe debate Plato over wine from Cyprus. Art as political statement. Beauty as power. The Renaissance in its final, anxious, magnificent flowering.

In Rome, beauty equals power most literally. A patron’s collection, a cardinal’s table, the commission of a new basilica — these are not personal taste. They are statements of factional alignment, declarations of wealth, and instruments of authority dressed in marble and gold.

What Lies Beneath

The interrogation chamber directly below the painted ceiling. The arrest warrant signed that morning by the hand that poured the wine. The Inquisitor’s file growing thicker with each conversation. The Bravi waiting in the alley outside the salon. Violence not as the opposite of beauty but as its constant companion — the same institution, seen from a different angle.

Every relationship has a price. Every piece of knowledge has a consequence. The world is not a clean Renaissance painting. It is fog-choked docks, candlelit conspiracies, and the smell of ink and blood in the same room.

The Central Dramatic Question

Who Controls What Humanity Knows About Itself?

“The most dangerous objects in this world are never weapons. They are always documents.”

Rome
The papacy. Doctrine fixed at Trent. No further negotiation.
The Habsburgs
Christian orthodoxy enforced by the most professional military in Europe.
The Protestants
Scripture alone. The Church is corruption wearing a papal crown.
The Ottomans
The Sultan’s pragmatic tolerance. Knowledge serves the empire.
The Underground
No one. Knowledge belongs to everyone. Mathematics does not lie.
The Nizari
The living spiritual authority — the order that never died.
1540–1580

Everything In Motion. No Outcome Settled.

This window was chosen deliberately. Every faction believes it can still win. Every institution is in the middle of becoming something different from what it was. The characters arrive at the precise moment when the outcome is still unwritten.

Jesuits FoundedA new weapon just being loaded. Ignatian obedience meets the finest intellectual formation in Europe.
1540
1545
Council of Trent OpensThe Church decides to fight rather than reform. Doctrine begins hardening into a framework that will define Catholicism for four centuries.
Habsburg SplitCharles V abdicates. Spain and Austria divide. The most powerful dynasty in Europe fractures into two branches with increasingly diverging interests.
1556
1562
French Wars of ReligionFrance begins tearing itself apart. The zone where elegant social danger bleeds into sudden lethal violence from all directions.
Council of Trent ClosesDoctrine hardened. No more negotiation. The theological ambiguity that allowed some manoeuvre is permanently over.
1563
1570
Elizabeth ExcommunicatedEvery English Catholic forced to choose between queen and pope. The Elizabethan spy network enters its most dangerous phase.
St. Bartholomew’s DayBetween 5,000 and 30,000 Huguenots killed. The Pope celebrates with a Te Deum. It does not end the wars. It poisons European politics for a generation.
1572
1577
Istanbul ObservatoryBuilt and destroyed in three years. The same impulse that drives the Inquisition plays out in the Ottoman court in real time.
Zone 4 — The Heart of the World

Italy: Beautiful, Poisonous, Losing Its Centrality

Italy is not a country. It is a collection of competing states, most dominated by the Habsburgs or the papacy, unable to act without calculating which great power will react and how. The great Italian Renaissance is ending. Its confident humanism has curdled into Mannerist anxiety — the aesthetic of a culture that no longer believes its own optimism.

Florence
Where You Can Still Think Dangerous Thoughts

Florence under Medici control is the setting’s most important intellectual environment and the natural starting point for a full campaign. The Medici are simultaneously bankers with correspondent relationships in every European city, art patrons with agents evaluating across the continent, political operators with family members in the French court, and the intellectual sponsors of the Hermetic tradition through the Platonic Academy.

Florence is not Rome, which is crucial. Rome is where the Inquisition lives. Florence is where you can think dangerous thoughts with slightly more protection. The Medici have historically shielded their scholars to a degree Rome would not tolerate — so when Rome finally enters the picture, it lands with full weight.

The intellectual salon culture of Florence is the Euclidean Underground’s most comfortable Italian habitat. The line between a Medici-sponsored discussion of Platonic philosophy and a cell of Hermetic practitioners is thinner than either party would officially acknowledge.

Rome
Where the Machine Lives

The Vatican as physical space contains the setting’s great architectural symbol of the Velvet and Iron principle. The Sistine Chapel ceiling above. The Castel Sant’Angelo dungeons below. Everything beautiful about Counter-Reformation Christianity on the surface. Everything brutal directly beneath it. The Sack of Rome in 1527 — in living memory for every Italian adult — hangs over everything.

Every other faction has agents in Rome because this is where the Pope lives. The most surveilled city in the setting. A character who attracts Roman attention cannot simply flee to the next city and disappear. The apparatus is comprehensive, patient, and does not close files without resolution.

The papacy is not a monolithic institution. It is a collection of wildly different men occupying the same office in rapid succession, each bringing their own corruption, paranoia, genuine piety, or outright villainy. The contrast between individual popes makes the institution itself the dramatic engine of the entire setting.

The natural campaign arc moves through Florence and Rome in Act One — Florence for intellectual access and breathing space, Rome as the destination where everything crystallises into pressure. Then expands outward through Venice, and from there in multiple directions. Act Three requires the full map.

The Dramatic Engine

The Succession of Popes

Each pope transforms the institution they inherit. Understanding which version of the Inquisition you are dealing with is not academic — it determines whether you are fighting personal fanaticism, cynical politics, or slow bureaucratic inevitability. These distinctions change what is possible.

Paul III
Alessandro Farnese · to 1549
The Architect of Chaos — acknowledged illegitimate children, made teenage grandsons cardinals, carved a duchy from Papal States for his violent son — while simultaneously launching the Council of Trent, authorizing the Jesuits, and commissioning Michelangelo’s Last Judgment

He knew exactly what was wrong and kept doing the wrong things while building the machinery that would eventually force reform. The contradiction is not hypocrisy — it is the human condition applied to the most powerful religious office in the world.

Died at eighty-one, officially of grief after his son’s assassination. Had made enough enemies that the question remains interesting.
Julius III
1550–1555
The Scandal That Stopped Reform — made a teenage street youth his Cardinal-Nephew; the highest-ranking churchmen in Europe wrote home in disgust; the Council of Trent stalled; governance essentially stopped

The Roman Inquisition ran on inertia rather than direction under Julius III — its procedures could be navigated more easily than under ideologically engaged popes. A window of relative safety that smart operators exploit.

Died of gout. Unambiguously of gout. Which was almost disappointing.
Marcellus II
1555 · Twenty-Two Days
The Hope Extinguished — a genuine reformer who refused to allow his family to come to Rome after his election; dead of a stroke before anything changed

The setting’s great symbol of reform’s impossibility. Palestrina composed the Missa Papae Marcelli in his honour — possibly the most beautiful music of the century, as if art was doing what governance could not.

Twenty-two days. Then Paul IV arrived.
Paul IV
Gian Pietro Carafa · 1555–1559
The Grand Inquisitor on the Throne — not corrupt in the conventional sense; genuinely, fanatically, ideologically pure; which made him far more dangerous than Julius III’s cheerful venality

Created the Index Librorum Prohibitorum. Imprisoned Cardinal Morone in the Castel Sant’Angelo. Established the Roman Ghetto. Elevated his nephew Carlo Carafa — a violent criminal eventually executed by the next pope, the only cardinal executed in the 16th century. There is no gap between what he believed and what he did. This makes him impossible to manipulate through the hypocrisy that works on other powerful figures.

When he died, the Roman mob destroyed his statue, burned the Inquisition’s headquarters, and freed its prisoners. It took days to restore order.
Pius V
Antonio Ghislieri · 1566–1572
The Saint Who Made Everything Worse — genuinely holy, genuinely austere, canonized in 1712; and by every secular political standard a catastrophe

Excommunicated Elizabeth I in 1570. Organized the Holy League that won the Battle of Lepanto. Under Paul IV the Inquisition was factional politics wearing theological clothing. Under Pius V it became genuine belief applied systematically. There is no cynicism to exploit, no personal interest to engage. Characters opposing the Inquisition under Pius V are not fighting a corrupt institution. They are fighting a sincere one.

This is harder.
Gregory XIII
Ugo Boncompagni · 1572 onward
The Administrator — takes everything his predecessors built and makes it run efficiently; no corruption to exploit, no fanaticism to predict; in some ways the most dangerous of all

The Gregorian Calendar reform deletes ten days from the year. Massively expands the Jesuit network. Celebrates the St. Bartholomew’s Day Massacre with a Te Deum — a bureaucratic assessment that the elimination of French Protestant leadership is a favourable outcome. The Inquisition under Gregory XIII opens files and they do not close.

Characters in his crosshairs can operate for months before the apparatus reaches them — but it is moving continuously and does not forget.
Rome’s Social Architecture

The Machinery of Compromise

The illegitimate children, mistresses, and sexual conduct of the papal court are not merely scandal. They create a specific social architecture of leverage, intelligence, and blackmail that is the Medici Web’s most productive operating environment.

The Papal Bastards

Direct access to the most powerful men in Rome through blood relationship. No official standing. They know everything — the conversations at the family table, the visitors who come at night, the letters that arrive sealed. They have grievance and nothing to lose. The most dangerous informants in the zone.

The Mistress Networks

Senior churchmen maintaining mistresses maintained entire households that operated as parallel intelligence networks — knowing who visited, what was discussed, what the cardinal needed and could not officially request. A woman who has maintained a senior churchman’s household for a decade knows more about Vatican politics than most cardinals.

The Blackmail Economy

Documentation of a cardinal’s household arrangements is the Medici Web’s natural territory. Pius V’s attempt to clean up Rome’s moral life was partly a counter-intelligence operation. The Index prohibits books. The Inquisition investigates doctrine. Neither addresses the real currency of Roman power.

THE PALACE THE CELLS
The Symbol of the Setting

Castel Sant’Angelo

Originally Hadrian’s mausoleum. Converted to a papal fortress. Connected to the Vatican by the Passetto di Borgo — a secret elevated corridor used by popes to flee during emergencies, including the Sack of 1527. High-status political prison cells fill its lower levels.

Imprisoning a cardinal here is a sophisticated political tool. Heresy charges disqualify him from participating in a conclave — effectively allowing an Inquisitor-Pope to choose his own successor by removing a candidate from the field.

Former inmates — including Benvenuto Cellini — described the cells as crawling with spiders, damp enough to rot a mattress, and lit by a single high window through which the sounds of the city are perfectly audible. The most beautiful city in the world, heard but unreachable.
The Geographic Scope

Eight Zones. One Loop. No Safe Territory.

The setting traces a great loop from northwest to east to south and back — the inside being the ancient Mediterranean, the outside the Atlantic edge where New World money flows in and destabilizes every political calculation. Each zone has enough material for a complete campaign with its own tone and primary dangers.

Zone 1
The Isles — Britannia
England · Scotland · Ireland · Wales
Cold War Espionage
England cycles through four religious settlements in four decades. The danger is betrayal and exposure. Walsingham’s network. Jesuit circuits in priest holes. After 1570, every English Catholic is automatically suspect.
Zone 2
The Fractured Kingdom
France · The Low Countries
Civil War · Massacre
France tears itself apart. The St. Bartholomew’s Day Massacre is either campaign climax or starting point. Alba’s Council of Blood. The zone where social danger becomes sudden lethal violence. Catherine de Medici at its centre.
Zone 3
The Imperial Heartland
Germany · Austria · Bohemia
Institutional Weight
Hundreds of territories, each with a different religious settlement. The Fugger banking family as a power unto themselves. Vienna as frontier city. The Peace of Augsburg as an armed truce that everyone disputes.
Zone 5
The Iberian Hammer
Spain · Portugal · Atlantic Empires
Imperial Wealth · Obsessive Purity
Philip II governs the most powerful empire through paperwork and patience. The Spanish Inquisition answers to the king, not the Pope. Limpieza de sangre means a converso ancestry discovered generations later is catastrophe.
Zone 6
The Bleeding Edge
Balkans · Hungary · Transylvania
Folk Horror · Contested Sovereignty
Transylvania’s Edict of Torda: four religions recognized simultaneously — the setting’s only genuine religious pluralism. Ottoman Hungary. The Báthory family at their peak. The vampire tradition is not metaphor here.
Zone 7
The Dark Mirror — Istanbul
Constantinople · The Bosphorus
The World’s Great Exception
More tolerant than Rome, more scientifically curious than Vienna. The city where a Jesuit, an Orthodox Greek, a Sephardic physician, and a Venetian spy can share a coffeehouse. The Istanbul Observatory: 1577–1580, then demolished.
Zone 8
The Iron Throne — Russia
Muscovy · Moscow · Novgorod
Survival Horror · Absolute Unpredictability
Ivan the Terrible at peak paranoia. The Oprichnina. The rules change with the Tsar’s mood. The Third Rome ideology. Ivan’s legendary library of Byzantine manuscripts hidden beneath the Kremlin.
Peripheral Territories
Nordic Lands — Tycho Brahe’s Uraniborg Observatory, 1576
Jerusalem & the Levant — Pilgrimage as operational cover
North Africa — The corsair economy, ransom and captivity
Alexandria — The Hermetic homeland, the source texts
The Signature Mechanic

The Heresy Track

Multiple Parallel Institutional Heat

Every character maintains separate suspicion scores with each major authority. The Spanish Inquisition does not automatically know what Rome knows. Characters cannot rely on this isolation permanently — but they can exploit it strategically.

Scores do not reduce over time. They reduce through formal resolution, recantation, high-value service to the institution, or institutional change when a new pope resets priorities. A file that opens does not close without resolution.

1–5
Noted
A file exists. Passive surveillance. No direct consequences yet.
6–10
Investigated
Active investigation. Contacts questioned. Evidence assembling.
11–15
Prosecuted
An arrest warrant exists. Cannot move openly in institutional territory.
16–20
Actively Pursued
Priority target. Associates face pressure as leverage.
Roman Inquisition Heat
Hermetic philosophy, Protestant contact, Euclidean Underground association, indexed texts, suspicious proximity to church deaths.
Spanish Inquisition Heat
Converso ancestry, blood purity investigation, Protestant contact in Spanish territories. A separate institution from Rome entirely.
Elizabethan Watch Suspicion
Catholic association, foreign contact, suspicious correspondence. Treats Catholic practice as political disloyalty, not theological error.
Ottoman Suspicion
Christian missionary activity, Habsburg espionage, interference with commerce. At high levels: arrest, examination, no jurisdictional argument available.
Ivan’s Suspicion
Not procedural. Reflects the Tsar’s personal assessment. Can rise or fall based on a single conversation. Only direct access to Ivan can influence it.
The Powers At Play

Factions

The Holy Office
The Roman Inquisition. Changes character with each pope — from political tool to sincere terror to bureaucratic machine. Most dangerous not when corrupt but when sincere.
The Spanish Inquisition
Royal institution under Philip II. Focused on blood purity and converso communities. The Pope’s complaints answered politely and disregarded.
The Habsburg Hegemony
Military and dynastic orthodoxy. Spain and Austria after 1556. Philip II governs from a monk’s cell in the Escorial. One head looking east, one west.
The Medici-Valois Web
France and Italian banking networks. Information brokerage, poison as last resort, art as cover. Catherine de Medici — the Black Queen — making impossible choices for twenty years.
The Elizabethan Watch
Protestant England. Walsingham’s network from 1573. Ciphers, naval ambition, cold war against Catholic assassination plots. Funding cost partly from Walsingham’s personal fortune.
The Euclidean Underground
The cross-factional network of scientists, Hermeticists, forbidden thinkers, manuscript hunters. The closest thing to a resistance cutting across all other factions.
The Ottoman Court
The Dark Mirror of Rome. More tolerant, more scientifically curious, and far more dangerous if you misread its rules. The Istanbul Observatory — built and destroyed within the window.
The Ecumenical Patriarchate
Istanbul-based, Ottoman-protected. Neither Rome nor Protestant. Ancient authority and political vulnerability in equal measure. Vast geographic intelligence through pastoral correspondence.
The Sephardic Network
The Gracia Mendes Nasi family as a one-woman faction with banking power and genuine moral commitment — protecting her people because she believes it is right.
Shadow Factions — Officially Nonexistent
The Nizari Ismailis
Believed destroyed in 1256. Actually alive and operational from Anjudan in Persia. The order that never died. Discovering they survive is one of the full campaign’s defining revelations.
The Knights Hospitaller
Fully operational in Malta after the Great Siege of 1565. Ancient medical and intelligence knowledge. Their own agenda regarding the same texts everyone else is chasing.
The Templar Remnant
Officially dissolved 1312. Surviving as rumour, Masonic tradition, and possibly something more. The ghost that the Nizaris reveal is not entirely a ghost.
The Forbidden Knowledge System

Mathematical Occultism

Magic in Velvet & Iron is not fantasy magic. It is the Goetia as precision occult science. To bind a spirit or invoke a Hermetic force, a character does not cast a spell. They calculate. The tiers escalate in danger as they escalate in power — and the Heresy Track accumulates accordingly.

Low Heat
Alchemy
The Paracelsus Model
Chemical healing, poisons, volatile compounds. Risky but deniable. Systematic practice with a laboratory becomes harder to explain. The most accessible tier — a physician using mercury compounds is suspicious, not immediately heretical.
Moderate Danger
Hermeticism
The John Dee Model
Geometry, astrological calculation, early ciphers, navigation beyond conventional methods. Dee practiced it openly in England under royal patronage — demonstrating that institutional protection makes the practice sustainable. Elsewhere it does not.
Extreme Danger
Goetic Mathematics
Cardano & Napier Model
Seals, sigils, binding of intelligences through precise mathematical calculation. Maximum Heresy Heat accumulation. This is precisely what the Inquisition burns people for. Cardano was arrested in 1570 for casting a horoscope of Jesus Christ.
GM-Controlled Path
Blood Philosophy
The Báthory Model
The darkest tier. Body horror, extended life at terrible cost. Not available at character creation. A character who reaches this tier has changed in ways that cannot be reversed. Elizabeth Báthory is fifteen years old when the window opens.