diff --git a/region/norfair/east/Spiky Acid Snakes Tunnel.json b/region/norfair/east/Spiky Acid Snakes Tunnel.json
index 671601f096..f4f01900fd 100644
--- a/region/norfair/east/Spiky Acid Snakes Tunnel.json	
+++ b/region/norfair/east/Spiky Acid Snakes Tunnel.json	
@@ -494,6 +494,27 @@
         "Going down gentle slopes is also possible but harder, instead an unmorph to reset fall speed is recommended here."
       ]
     },
+    {
+      "link": [1, 2],
+      "name": "X-Mode Traversal",
+      "requires": [
+        "Gravity",
+        "canXMode",
+        "h_XModeSpikeHit",
+        {"heatFrames": 200},
+        {"lavaFrames": 15}
+      ],
+      "flashSuitChecked": true,
+      "note": [
+        "Enter X-mode in the spikes near the door.",
+        "Release forward to make Samus move forward at a rate of 1 pixel per frame.",
+        "After passing the third Yapping Maw, when Samus appears to move forward,",
+        "this is the indication that the camera scroll has locked against the opposite side of the room,",
+        "which is a good cue for when to stop, by holding forward again.",
+        "To avoid taking another spike hit,",
+        "press jump, then release dash to exit X-mode while jumping."
+      ]
+    },
     {
       "id": 17,
       "link": [2, 1],
@@ -950,6 +971,27 @@
         "Going down gentle slopes is also possible but harder, instead an unmorph to reset fall speed is recommended here."
       ]
     },
+    {
+      "link": [2, 1],
+      "name": "X-Mode Traversal",
+      "requires": [
+        "Gravity",
+        "canXMode",
+        "h_XModeSpikeHit",
+        {"heatFrames": 200},
+        {"lavaFrames": 15}
+      ],
+      "flashSuitChecked": true,
+      "note": [
+        "Enter X-mode in the spikes near the door.",
+        "Release forward to make Samus move forward at a rate of 1 pixel per frame.",
+        "After passing the third Yapping Maw, when Samus appears to move forward,",
+        "this is the indication that the camera scroll has locked against the opposite side of the room,",
+        "which is a good cue for when to stop, by holding forward again.",
+        "To avoid taking another spike hit,",
+        "press jump, then release dash to exit X-mode while jumping."
+      ]
+    },
     {
       "id": 35,
       "link": [2, 2],