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The Siren Bone Oracle
Blood & Bone Tarot

78-Card Divination System • Companion to the Almanac of Stars

Blood is what the cosmos does to you. Bone is what remains yours to choose. You are both. You have always been both. The cards just help you see it.

Companion volume to the Almanac of Stars

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The complete guide to Athea's 78-card divination system, created to help humanity navigate fate without divine intervention. Not yet published.

The Almanac of Stars Arcadian Astrology Calendars of Arcadia Back to Writing

Fate and Choice, Painted in Star Essence

When the gods fell silent and humanity came begging for new guidance, they didn't just want to know what would happen. They wanted to know what they could do about it. Through her siren bone needles Athea touched the space between fate and will, and what came back was not one truth but two truths dancing together—the tide that moves us, and our choice to swim or drown.

So she painted seventy-eight doorways, with star essence mixed with her own tears. And as she painted, the cards began to separate, like oil from water. Some bore the weight of forces beyond mortal control. Others thrummed with the power of choice. The deck was teaching her its own nature.

Blood Cards Blood

The tide that carries you

The inherited, the inevitable, the inescapable—generational patterns you didn't choose, collective forces that sweep through all lives, the arrival of souls you were always meant to meet, consequences of choices made before you existed. In the physical deck they bear red markings: ochre paint like dried blood, crimson thread, drops of red wax. Blood Cards say: "This is happening. This will happen. This has always been happening."

Bone Cards Bone

The choice that remains

What remains when everything else is stripped away—the responses available to you regardless of circumstance, the choices that define character, the irreducible freedom that even gods cannot take. They carry white markings: chalk dust, white thread, sometimes actual small bones from creatures who chose their own deaths. Bone Cards say: "You cannot control what happens, but you control who you become as it happens."

Blood and Bone are not opponents but partners. Every reading contains both because every life contains both. You are shaped by forces beyond your control and responsible for shaping yourself, both at once. You are both wave and swimmer, both clay and sculptor. — Athea, The Blood and Bone

The Twenty-Two Paths of Transformation

The Major Arcana speak of great spiritual journeys and archetypal forces. Each card has one fixed nature—and The Dancing Circle, the twenty-first, is the only card in the deck that is both Blood and Bone.

#	Card	Title	Nature
0	The Wandering Seed	The Fool's Journey Begins	Bone
1	The Hedge Keeper	The Witch at the Boundary	Bone
2	The Veiled Sister	Keeper of Hidden Truths	Blood
3	The Harvest Mother	The Eternal Womb	Blood
4	The Iron King	The Builder of Lasting Things	Blood
5	The Keeper of Oaths	The Sacred Contract	Blood
6	The Crossroads Heart	The Choice That Changes Everything	Bone
7	The Wild Hunt	The Inexorable Pursuit	Blood
8	The Weighing Stones	The Balance That Cannot Be Cheated	Blood
9	The Nameless Hermit	The Seeker in Solitude	Bone
10	The Spinning Wheel	The Eternal Return	Blood
11	The Blood Price	The Willing Sacrifice	Bone
12	The Hung Man	The Sacred Suspension	Bone
13	The Bone Mother	Death the Transformer	Blood
14	The Star Mixer	The Sacred Alchemist	Bone
15	The Chained Crown	The Prison of Success	Bone
16	The Lightning Tower	Divine Demolition	Blood
17	The Night Garden	Hope Blooming in Darkness	Blood
18	The Blood Moon	The Territory of Shadows	Blood
19	The Honey Sun	Sweet Victory of the Soul	Blood
20	The Calling Horn	The Final Summoning	Blood
21	The Dancing Circle	The Eternal Celebration	Blood & Bone

Three Cards, in Athea's Voice

The Wandering Seed

0 • Bone Card

I see you at the threshold of everything, carrying nothing but potential. The Seed drifts on winds it does not control, and still it chooses its landing. The Wandering Seed teaches that every master was once a fool who persisted.

The Lightning Tower

16 • Blood Card

I see structures shattering, false foundations finally falling. Sudden, catastrophic change—instant, never gradual. The tower was built wrong from the foundation. The lightning is mercy.

The Chained Crown

15 • Bone Card

I see you holding chains that aren't locked, imprisoned by your own achievements. The Chained Crown asks: "Would you rather be powerful or free?" Then laughs when you think they're the same.

The Minor Arcana: Four Suits

While the Major Arcana speak of archetypal forces, the fifty-six Minor Arcana address the daily dance of living. Each suit holds fourteen cards—Ace through Ten, and a court of Apprentice, Wanderer, Keeper and Master. The siren bones sing a different melody for each: earth's steady rhythm, air's sharp whistle, fire's crackling roar, water's endless flow.

Roots

Earth • The Material Foundation

All that is tangible, grounded, built to endure. Ace of Roots (Bone): "I see a seed breaking frozen earth, the first promise of prosperity."

Gales

Air • The Mental Realm

All that cuts through illusion to reveal truth. Nine of Gales (Blood): "I see the mind becoming its own tormentor at 3 AM."

Embers

Fire • The Creative Flame

All that burns with passion, creativity and transformative power. Nine of Embers (Blood): "I see the last flame refusing to die, will itself as fuel."

Tides

Water • The Emotional Depths

All that flows, feels and transforms through the heart's currents. Five of Tides (Blood): "I see necessary grief, mourning what has spilled and cannot be recovered."

The minor cards resolve largely by rank: every Ace, Two, Four and Seven is Bone; every Five and Ten is Blood. In the court, the Apprentice and the Wanderer are Bone—people choosing to learn—while the Keeper and the Master are Blood, carrying something handed to them.

Reading the Weave

When both card types appear in a reading, watch how they speak to each other.

Blood followed by Bone	Circumstance creating the need for choice. The universe presents the test; you must decide how to respond.
Bone followed by Blood	Your choices calling down consequences. You've set forces in motion that now move beyond your control.
Blood surrounding Bone	External forces trying to crush internal will. Your agency is being tested by circumstances that want to erase it.
Bone surrounding Blood	Your choices creating a container for chaos. You're building structures to channel forces that would otherwise destroy.
Equal Blood and Bone	The perfect storm where fate and free will become indistinguishable. These are the moments that define lifetimes.

In the Hedge Witch tradition, reversed cards show their corrupted aspect—not opposite but shadow manifestation. And after laying any spread, the bottom card of the remaining deck is the Shadow Card: it takes no position, but it colors the entire reading.

The Sacred Spreads

Spreads are not mere card positions but sacred geometries, each pattern a different doorway between the questioner and the mystery. The guide teaches ten, from the smallest to the master spread of the tradition:

Spread	Cards	Purpose
The Single Seed	1	For clear sight on one matter—the essential truth of your situation, stripped of pretense and projection
The Crossroads Path	3	For decisions and choices: Where You Stand, the Left Path, the Right Path
The Triple Mirror	3	Past echoes, present truth, future seeds: the Root, the Trunk, the Crown
The Season's Wheel	4	For understanding cycles and timing—Spring, Summer, Autumn, Winter
The Hedge Cross	5	Complete situation analysis: the Heart, the Crossing, the Root Below, the Crown Above, the Bridge
The Cauldron's Brew	7	For transformation and alchemy—the Rim, the Brew, the Fire
The Element Dance	8	For balance and elemental healing—each element's challenge and gift
The Lunar Mansions	9	Deep emotional and psychic work: surface waters, middle depths, deep waters
The Hedge Walker's Map	10	Spiritual journey and life path, from the Origin to the Horizon
The Grand Cauldron	13	The master spread for complete understanding—a spiral from the Seeker to the Becoming

The cards do not predict a fixed future. They reveal the currents flowing through your present moment, showing where they're likely to lead if unchanged. Every spread is both map and mirror—showing not just the path ahead but the traveler walking it.

The Cards in the Almanac

The Blood and Bone are introduced in Part Three of The Siren Bone Oracle: Almanac of Stars, and they run through every day of its year. Each of the 366 daily readings draws one card—the Card's Voice—marked BLOOD or BONE, and all seventy-eight appear at least once across the twelve reigns. When a day breaks open without warning, Athea's counsel is to turn to that day's date and read the card's section first: in emergencies, the cards speak with startling directness.

This expanded guide gives the full deck its own book: for every card, its nature, its visual description, its sacred story, its upright and corrupted readings, and its meanings in love, work, wealth, body and spirit—along with the ten spreads, the reading of Blood against Bone, and the stories behind each card's creation.

Coming Soon

Almanac of Stars

The complete guide to the Arcadian Calendar: twelve constellations, twelve houses, eight moon phases, and a prophecy for every day of the year.

Learn More → Coming Soon

Arcadian Astrology

The astrological system that underpins the Almanac's daily horoscopes—constellations, houses, moon phases, rising signs and compatibility.

Study the Stars →