diff --git a/CHANGELOG.md b/CHANGELOG.md
index 054ff53..2a45fb5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,8 @@
 ## [Unreleased]
 
 ### Added
+- 16 event scene background illustrations (1592x848 DXT1 DDS) with scene-class system: noble interiors (court, ball, private chamber) with bright marble and colored fabrics, institutional interiors (temple, dungeon, ruins), noble arena (fighting pit as Colosseum-style spectacle), skaa/underclass (streets, plantation, underground, market), and exteriors (wilderness, battlefield, mists, ashmount close-up, clear night)
+- Event background scene-class overlay system in asset-gen skill: 5 overlays (Noble interior, Institutional interior, Noble arena, Skaa/underclass, Exterior) for consistent art direction
 - Flavor events registry (`docs/events-registry.md`) cataloging ~112 proposed events: 17 chain extensions, 32 new arc steps across 7 multi-event chains, 63 one-shot flavor events, and 8 artifact acquisition events
 - M7 task group 7.14 (Flavor Events Expansion) referencing the central events registry
 - 21 flavor event modifier icons (60x60 DDS, hammered-metal coin style) for underground network, keeper advisor, pewter gate champion, mist scholar/warden/denier, ruin pact, ministry insider, combat veteran, underground contacts, house rivalry, attention aftermath trio, mist sickness, ashfall crisis, metal shortage, skaa loyalty/resentment, double agent, artifact corruption