diff --git a/include/optlist.h b/include/optlist.h
index 9db5e226..017ca08f 100644
--- a/include/optlist.h
+++ b/include/optlist.h
@@ -55,6 +55,7 @@ extern int opt_FALLOUT;
 extern int opt_FUEL;
 extern int opt_GODNEWS;
 extern int opt_GO_RENEW;
+extern int opt_GUINEA_PIGS;
 extern int opt_HIDDEN;
 extern int opt_INTERDICT_ATT;
 extern int opt_LANDSPIES;
diff --git a/info/Server/Options.t b/info/Server/Options.t
index 81b2dd22..03e66905 100644
--- a/info/Server/Options.t
+++ b/info/Server/Options.t
@@ -46,6 +46,8 @@ DEFENSE_INFRA:  Use the new defensive infrastructure.  Otherwise, use
                  sector efficiency for defensive values.
 GODNEWS:        The world is told via news when deities are giving or taking
                  things from players.
+GUINEA_PIGS:	Experimental stuff not ready for prime time.  Enable at your
+		 own risk!
 GO_RENEW:       Gold and Oil are renewable resources.
 MOB_ACCESS:     Allows real-time updating of mobility.
 MARKET:         Time-delay market and trade.
diff --git a/src/lib/global/options.c b/src/lib/global/options.c
index 9b731fdc..4ecda085 100644
--- a/src/lib/global/options.c
+++ b/src/lib/global/options.c
@@ -69,6 +69,12 @@ int opt_GO_RENEW = 1;
 int opt_GO_RENEW = 0;
 #endif
 
+#ifdef GUINEA_PIGS
+int opt_GUINEA_PIGS = 1;
+#else
+int opt_GUINEA_PIGS = 0;
+#endif
+
 #ifdef DEFENSE_INFRA
 int opt_DEFENSE_INFRA = 1;
 #else
@@ -304,6 +310,7 @@ struct option_list Options[] = {
     {"FUEL", &opt_FUEL},
     {"GODNEWS", &opt_GODNEWS},
     {"GO_RENEW", &opt_GO_RENEW},
+    {"GUINEA_PIGS", &opt_GUINEA_PIGS},
     {"HIDDEN", &opt_HIDDEN},
     {"INTERDICT_ATT", &opt_INTERDICT_ATT},
     {"LANDSPIES", &opt_LANDSPIES},