diff --git a/src/simulator/api-wasm/src/resources.rs b/src/simulator/api-wasm/src/resources.rs
index 7e167fa6..eddb1055 100644
--- a/src/simulator/api-wasm/src/resources.rs
+++ b/src/simulator/api-wasm/src/resources.rs
@@ -1,8 +1,9 @@
 //! Resource catalog WASM bridge — exposes per-tile resource metadata
 //! including the 3-axis visibility schema landed in p2-54.
 //!
-//! The catalog is baked at compile time from `public/resources/resources.json`
-//! and parsed once via `OnceLock` on first access.
+//! The catalog is read from the host-fed `mc_core::content` registry (embedded
+//! `public/resources/resources.json` fallback) and parsed once via `OnceLock`
+//! on first access.
 
 use mc_core::grid::GridState;
 use serde::{Deserialize, Serialize};
@@ -44,8 +45,8 @@ static CATALOG: OnceLock<HashMap<String, CatalogEntry>> = OnceLock::new();
 
 fn catalog() -> &'static HashMap<String, CatalogEntry> {
     CATALOG.get_or_init(|| {
-        const JSON: &str = include_str!("../../../../public/resources/resources.json");
-        let bundle: ResourcesJson = serde_json::from_str(JSON).unwrap_or(ResourcesJson {
+        let json = mc_core::content::get(mc_core::content::ContentKey::Resources);
+        let bundle: ResourcesJson = serde_json::from_str(&json).unwrap_or(ResourcesJson {
             bonus: vec![],
             luxury: vec![],
             strategic: vec![],
diff --git a/src/simulator/crates/mc-player-api/src/projection.rs b/src/simulator/crates/mc-player-api/src/projection.rs
index c9f58d78..be61d416 100644
--- a/src/simulator/crates/mc-player-api/src/projection.rs
+++ b/src/simulator/crates/mc-player-api/src/projection.rs
@@ -938,16 +938,15 @@ fn classify_relation(rel: &mc_trade::relation::RelationState) -> String {
 
 /// Canonical score weights, loaded once from
 /// `public/games/age-of-dwarves/data/score.json` (Rail-2 — no hardcoded weights).
-/// Compiled in via `include_str!` because the projector runs on every `view()`
-/// and per-call I/O is unacceptable.
+/// The raw JSON comes from the host-fed [`mc_core::content`] registry (embedded
+/// `include_str!` fallback, no per-call I/O) and is cached for the process — the
+/// projector runs on every `view()` so per-call I/O would be unacceptable.
 fn score_weights() -> &'static mc_score::ScoreWeights {
     use std::sync::OnceLock;
     static WEIGHTS: OnceLock<mc_score::ScoreWeights> = OnceLock::new();
     WEIGHTS.get_or_init(|| {
-        const JSON: &str = include_str!(
-            "../../../../../public/games/age-of-dwarves/data/score.json"
-        );
-        mc_score::ScoreWeights::from_json(JSON).expect("score.json must parse")
+        let json = mc_core::content::get(mc_core::content::ContentKey::ScoreWeights);
+        mc_score::ScoreWeights::from_json(&json).expect("score.json must parse")
     })
 }