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Worlds

Fantasy RPG with an AI game master

Swords, spells and bad decisions. Pitch the fantasy you want, from a wizard's tower to a city that hates goblins, and the game master builds the rest.

How fantasy plays in Orpheus

Fantasy is the genre tabletop RPGs grew up in, and it's where the rules feel most at home. Orpheus uses SRD 5.2, so a sword swing, a lockpick or a spell that might go wrong is settled by a real roll, and the game master tells you what it cost.

The setting is yours to define. Old kingdoms with older grudges, a muddy village with one wizard and no budget, a farce where the spellbooks have escaped. Say how magic works and how common it is, and the world keeps to it: it bends to your ideas, within its own rules.

Money matters. Crowns on a fantasy road buy rooms, bribes and better swords, and sellers price things by how they feel about you. People remember favors and slights, so the innkeeper you tipped and the knight you embarrassed both come back around.

When steel comes out, fights use initiative, real rolls and death saves. Follow the fight in the story, or flip to a tactical board and move your pieces yourself. Your character grows the way your story earns it, with signature moves named in your world's own words.

Companions join you along the way, and they have opinions about your plan: a knight with a code, a thief with a debt, a familiar who thinks you're doing it wrong. Treat them well and they stand with you. Push them too far and they make their own choices.

How a scene opens

An example first beat from “Runaway spellbooks”, written the way the game master writes. In the game, nothing is scripted: this is just how a scene like it might start.

A wizard's study, spellbooks flying above a glowing rune circle

The tower door is open, which it never is. Inside, the wizard's books are flying: dozens of them, circling the rune on the floor like gulls over a fishing boat. One snaps at your sleeve.

“Apprentice!” It's the portrait above the fireplace, the wizard's late mother, and she is furious. “He's back on Tuesday. Tuesday! Do you know what he does to apprentices who lose the Grimoire of Binding?”

A small red book drifts out of the window and turns toward the village.

Your choices

  • Grab the nearest book and read whatever it says
  • Ask the portrait what the Grimoire of Binding does
  • Chase the red book before it reaches the village

Or type what you do in your own words.

Pitches to start from

  • A wizard's study, spellbooks flying above a glowing rune circle

    Runaway spellbooks

    “You're the apprentice who let the spellbooks loose. The wizard is back on Tuesday.”

    Fantasy farceYou play: A panicking apprentice

  • A monastery on a cliff above terraced gardens

    The library heist

    “Monks who guard the last library in the world hire a thief to test their locks.”

    Heist fantasyYou play: The thief

  • A busy fantasy market street with fruit stalls and bunting

    Goblin, small business

    “A goblin trying to get a small-business loan in a city that hates goblins.”

    Fantasy comedyYou play: The goblin

  • The deck of a sailing ship at sea, the wheel and rigging ahead

    No crew, one map

    “A pirate captain with one ship, no crew, and a treasure map tattooed on a rival's back.”

    SwashbucklerYou play: The captain

  • An empty throne at the end of a vaulted hall hung with banners

    The finale, continued

    “That fantasy show that ended on a cliffhanger? Pick it up the morning after the finale.”

    Fan fictionYou play: Your favorite side character

Make it yours

Make it gentle or make it grim. Tell the game master whether you want a cozy road trip with the occasional goblin or a war where nobody's hands are clean, and how hard the dice should bite. Start from a pitch below, from a preset world, or from a sentence of your own.

More worlds: Sci-fi · Horror · Mystery · Comedy · Cozy · Adventure · Fan fiction. New to this? Read what an AI game master does.

Start a fantasy campaign

Pitch your kingdom, your village or your disaster, and the game master sets the first scene. Free to start, no card needed.

Play free

Plays in your browser, on a computer or a phone