Connect Semuta in Discovery and Skills games

docs/RULE_DECISIONS.md

@@ -1,5 +1,12 @@
 # Rule decision index
 
+## Semuta with selected Discovery and Skills — 30 October 2026
+
+Richese's existing Semuta protocol now joins supported fresh Discovery/Skills
+games with selected decks. Source-specific discard and nested-continuation
+limits remain; no new publisher timing ruling is implied.
+[Scope](SEMUTA_SOURCE_UPDATE_20260907.md#selected-discovery-and-skills--30-october-2026).
+
 ## Selected Discovery with Leader Skills — 30 October 2026
 
 Discovery and Leader Skills can be selected with mixed expansion decks without