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Isis & Osiris

#9149BGG ↗

2001 · 2-4 players · 20min · weight 1.35 · 1,083 ratings

no digital port yet
BGGEnrichedDeep analysisSourcesRulesPickDeep dive
Rating
5.60
Users rated
1,083
Owned
2,128
Wishing
57

At a glance

What playing it feels like, broken down.

Core loop

Place a colored disk or flip a face-down tile to reveal its value; disk placement and tile values interact to score points for each color majority.

What it gives you
How strongly each kind of experience comes through (0–3)
Sensation
1
Fantasy
1
Narrative
0
Challenge
2
Fellowship
1
Discovery
2
Expression
0
Submission
1
How it works (3 mechanics)
  • [2]region_majority— “Tile Placement — disks placed on board positions; positive/negative tiles score when area resolves
  • [2]spatial_memory— “face-down tiles revealed to opponents one at a time; players memorize revealed values to place optimally
  • [1]simultaneous_reveal_drama— “tile flipped and shown to others before placement; partial information revealed progressively
Under-the-radar score: -0.74

Raw extraction payloads

The JSON rows behind this page, before analysis turns them into candidate ranking signals.

V4 wide feature rowgame_llm_features_v4.raw_json · v4-wide · vocab v2 · 2026-05-04
{
  "core_loop_micro": "Place a colored disk or flip a face-down tile to reveal its value; disk placement and tile values interact to score points for each color majority.",
  "mda_aesthetic_vector": {
    "Sensation": 1,
    "Fantasy": 1,
    "Narrative": 0,
    "Challenge": 2,
    "Fellowship": 1,
    "Discovery": 2,
    "Expression": 0,
    "Submission": 1
  },
  "mech_interaction_primitives": [
    {
      "primitive": "region_majority",
      "strength_0_3": 2,
      "evidence_quote": "Tile Placement — disks placed on board positions; positive/negative tiles score when area resolves"
    },
    {
      "primitive": "spatial_memory",
      "strength_0_3": 2,
      "evidence_quote": "face-down tiles revealed to opponents one at a time; players memorize revealed values to place optimally"
    },
    {
      "primitive": "simultaneous_reveal_drama",
      "strength_0_3": 1,
      "evidence_quote": "tile flipped and shown to others before placement; partial information revealed progressively"
    }
  ],
  "session_length_tolerance_min": 10,
  "content_extensibility_score": 1,
  "confidence": 0.55
}

BGG tags

Mechanisms (1)
Categories (2)
Abstract StrategyMemory