diff --git a/maps/tether/submaps/beach/beach.dmm b/maps/tether/submaps/beach/beach.dmm
index 860e584e624..3d3f03a4762 100644
--- a/maps/tether/submaps/beach/beach.dmm
+++ b/maps/tether/submaps/beach/beach.dmm
@@ -322,6 +322,13 @@
 /mob/living/simple_mob/animal/passive/fish/measelshark,
 /turf/simulated/floor/water/deep/ocean,
 /area/tether_away/beach/water)
+"bo" = (
+/obj/effect/map_effect/portal/master/side_a{
+	name = "V4_Cave_Entrance";
+	portal_id = "V4_cave_step"
+	},
+/turf/simulated/floor/beach/sand,
+/area/tether_away/beach/jungle)
 "bp" = (
 /turf/simulated/floor/beach/sand,
 /area/tether_away/beach/jungle)
@@ -329,7 +336,7 @@
 /turf/simulated/mineral/ignore_mapgen,
 /area/tether_away/beach/jungle)
 "br" = (
-/obj/effect/step_trigger/teleporter/away_beach_tocave,
+/obj/effect/map_effect/portal/line/side_a,
 /turf/simulated/floor/beach/sand,
 /area/tether_away/beach/jungle)
 "bs" = (
@@ -14991,7 +14998,7 @@ am
 bi
 "}
 (103,1,1) = {"
-br
+bo
 bp
 bp
 bp
diff --git a/maps/tether/submaps/beach/cave.dmm b/maps/tether/submaps/beach/cave.dmm
index 033be7b531e..1837b6d6e4b 100644
--- a/maps/tether/submaps/beach/cave.dmm
+++ b/maps/tether/submaps/beach/cave.dmm
@@ -1,4 +1,16 @@
 //MAP CONVERTED BY dmm2tgm.py THIS HEADER COMMENT PREVENTS RECONVERSION, DO NOT REMOVE
+"a" = (
+/obj/effect/map_effect/portal/master/side_b{
+	dir = 1;
+	name = "V4_to_beach";
+	portal_id = "V4_cave_step"
+	},
+/turf/simulated/mineral/floor/ignore_mapgen/cave,
+/area/tether_away/cave/explored/normal)
+"b" = (
+/obj/effect/map_effect/portal/line/side_b,
+/turf/simulated/mineral/floor/ignore_mapgen/cave,
+/area/tether_away/cave/explored/normal)
 "c" = (
 /turf/simulated/mineral/cave,
 /area/tether_away/cave/unexplored/normal)
@@ -8,10 +20,6 @@
 "e" = (
 /turf/simulated/mineral/cave,
 /area/tether_away/cave/explored/normal)
-"f" = (
-/obj/effect/step_trigger/teleporter/away_beach_tobeach,
-/turf/simulated/mineral/floor/ignore_mapgen/cave,
-/area/tether_away/cave/explored/normal)
 "h" = (
 /turf/unsimulated/wall/planetary/normal,
 /area/tether_away/cave/unexplored/normal)
@@ -14651,7 +14659,7 @@ d
 d
 d
 d
-f
+a
 "}
 (104,1,1) = {"
 h
@@ -14793,7 +14801,7 @@ d
 d
 d
 d
-f
+b
 "}
 (105,1,1) = {"
 h
@@ -14935,7 +14943,7 @@ d
 d
 d
 d
-f
+b
 "}
 (106,1,1) = {"
 h
@@ -15077,7 +15085,7 @@ d
 d
 d
 d
-f
+b
 "}
 (107,1,1) = {"
 h
@@ -15219,7 +15227,7 @@ d
 d
 d
 d
-f
+b
 "}
 (108,1,1) = {"
 h
@@ -15361,7 +15369,7 @@ d
 d
 d
 d
-f
+b
 "}
 (109,1,1) = {"
 h