diff --git a/maps/CeruleanCaveB1F.asm b/maps/CeruleanCaveB1F.asm
index f49dd2c..73321fd 100644
--- a/maps/CeruleanCaveB1F.asm
+++ b/maps/CeruleanCaveB1F.asm
@@ -34,6 +34,7 @@ CeruleanCaveB1F_MapEvents:
 	def_bg_events
 	bg_event  8,  6, BGEVENT_ITEM + MAX_REVIVE, EVENT_CERULEAN_CAVE_B1F_HIDDEN_MAX_REVIVE
 	bg_event 24, 11, BGEVENT_ITEM + ULTRA_BALL, EVENT_CERULEAN_CAVE_B1F_HIDDEN_ULTRA_BALL
+	bg_event  7, 13, BGEVENT_ITEM, CeruleanCityHiddenBerserkGene
 
 	def_object_events
 	object_event  7, 13, SPRITE_JYNX, SPRITEMOVEDATA_POKEMON, 0, MEWTWO, -1, -1, PAL_NPC_PURPLE, OBJECTTYPE_SCRIPT, 0, CeruleanCaveMewtwo, EVENT_CERULEAN_CAVE_MEWTWO
diff --git a/maps/CeruleanCity.ablk b/maps/CeruleanCity.ablk
index 9995648..d308f02 100644
--- a/maps/CeruleanCity.ablk
+++ b/maps/CeruleanCity.ablk
@@ -6,9 +6,9 @@
 t
 
 
-n1

m0m+%
+n1

m0mWp
 t
-






tttm%Ct
+






tttmKt
 t
 
 
diff --git a/maps/CeruleanCity.asm b/maps/CeruleanCity.asm
index 2482d7d..44e87c5 100644
--- a/maps/CeruleanCity.asm
+++ b/maps/CeruleanCity.asm
@@ -283,6 +283,7 @@ CeruleanCity_MapEvents:
 	warp_event 19, 21, CERULEAN_POKECENTER_1F, 1
 	warp_event 30, 23, CERULEAN_GYM, 1
 	warp_event 25, 29, CERULEAN_MART, 2
+	warp_event  2, 11, CERULEAN_CAVE_1F, 1
 
 	def_coord_events
 
@@ -295,7 +296,7 @@ CeruleanCity_MapEvents:
 	bg_event 14, 29, BGEVENT_READ, CeruleanLockedDoor
 	bg_event 20, 21, BGEVENT_READ, CeruleanCityPokecenterSign
 	bg_event 26, 29, BGEVENT_READ, CeruleanCityMartSign
-	bg_event  2, 12, BGEVENT_ITEM, CeruleanCityHiddenBerserkGene
+	;bg_event  2, 12, BGEVENT_ITEM, CeruleanCityHiddenBerserkGene ; To be moved to where Mewtwo will have been sitting.
 
 	def_object_events
 	object_event 15, 23, SPRITE_COOLTRAINER_M, SPRITEMOVEDATA_WANDER, 2, 2, -1, -1, PAL_NPC_BLUE, OBJECTTYPE_SCRIPT, 0, CeruleanCityCooltrainerMScript, -1
diff --git a/maps/Route4.ablk b/maps/Route4.ablk
index dd1244a..4b329fc 100644
--- a/maps/Route4.ablk
+++ b/maps/Route4.ablk
@@ -9,14 +9,14 @@ X
 $WW+%
 Z/[Y
 XX
-Z/a)
+Z)
 
 
 
 
 Y
 XZ/C)/[
-Z/ook)
+Z/oo\k)
 
 
 
diff --git a/maps/unused/BetaSproutTower7.ablk b/maps/unused/BetaSproutTower7.ablk
index 69da4e7..11adf5b 100644
--- a/maps/unused/BetaSproutTower7.ablk
+++ b/maps/unused/BetaSproutTower7.ablk
@@ -2,7 +2,7 @@
 
 					
 			
-				

					


+				

					


 			


 							
 			
\ No newline at end of file