diff --git a/region/norfair/east/Spiky Acid Snakes Tunnel.json b/region/norfair/east/Spiky Acid Snakes Tunnel.json
index 2b2774f40b..7eee969959 100644
--- a/region/norfair/east/Spiky Acid Snakes Tunnel.json	
+++ b/region/norfair/east/Spiky Acid Snakes Tunnel.json	
@@ -111,24 +111,150 @@
       "name": "Space Jump",
       "requires": [
         "SpaceJump",
-        {"heatFrames": 420}
+        {"heatFrames": 390}
+      ]
+    },
+    {
+      "link": [1, 2],
+      "name": "Running Space Jump (1-tile runway)",
+      "entranceCondition": {
+        "comeInRunning": {
+          "speedBooster": "any",
+          "minTiles": 1
+        }
+      },
+      "requires": [
+        "SpaceJump",
+        {"heatFrames": 350}
+      ]
+    },
+    {
+      "link": [1, 2],
+      "name": "Running Space Jump (2-tile runway)",
+      "entranceCondition": {
+        "comeInRunning": {
+          "speedBooster": "any",
+          "minTiles": 2
+        }
+      },
+      "requires": [
+        "SpaceJump",
+        {"heatFrames": 330}
       ]
     },
     {
-      "id": 5,
       "link": [1, 2],
-      "name": "Running Space Jump",
+      "name": "Running Space Jump (3-tile runway)",
       "entranceCondition": {
         "comeInRunning": {
           "speedBooster": "any",
           "minTiles": 3
         }
       },
+      "requires": [
+        "SpaceJump",
+        {"heatFrames": 310}
+      ]
+    },
+    {
+      "id": 5,
+      "link": [1, 2],
+      "name": "Running Space Jump (4-tile runway)",
+      "entranceCondition": {
+        "comeInRunning": {
+          "speedBooster": "any",
+          "minTiles": 4
+        }
+      },
       "requires": [
         "SpaceJump",
         {"heatFrames": 285}
       ]
     },
+    {
+      "link": [1, 2],
+      "name": "Speedy Running Space Jump (6-tile runway)",
+      "entranceCondition": {
+        "comeInRunning": {
+          "speedBooster": true,
+          "minTiles": 6
+        }
+      },
+      "requires": [
+        "SpaceJump",
+        {"heatFrames": 250}
+      ]
+    },
+    {
+      "link": [1, 2],
+      "name": "Speedy Running Space Jump (9-tile runway)",
+      "entranceCondition": {
+        "comeInRunning": {
+          "speedBooster": true,
+          "minTiles": 9
+        }
+      },
+      "requires": [
+        "SpaceJump",
+        {"heatFrames": 225}
+      ]
+    },
+    {
+      "link": [1, 2],
+      "name": "Speedy Running Space Jump (13-tile runway, closed end)",
+      "entranceCondition": {
+        "comeInRunning": {
+          "speedBooster": true,
+          "minTiles": 12.4375
+        }
+      },
+      "requires": [
+        "SpaceJump",
+        {"heatFrames": 195}
+      ]
+    },
+    {
+      "link": [1, 2],
+      "name": "Speedy Running Space Jump (17-tile runway)",
+      "entranceCondition": {
+        "comeInRunning": {
+          "speedBooster": true,
+          "minTiles": 17
+        }
+      },
+      "requires": [
+        "SpaceJump",
+        {"heatFrames": 175}
+      ]
+    },
+    {
+      "link": [1, 2],
+      "name": "Speedy Running Space Jump (26-tile runway)",
+      "entranceCondition": {
+        "comeInRunning": {
+          "speedBooster": true,
+          "minTiles": 26
+        }
+      },
+      "requires": [
+        "SpaceJump",
+        {"heatFrames": 145}
+      ]
+    },
+    {
+      "link": [1, 2],
+      "name": "Speedy Running Space Jump (max runway)",
+      "entranceCondition": {
+        "comeInRunning": {
+          "speedBooster": true,
+          "minTiles": 45
+        }
+      },
+      "requires": [
+        "SpaceJump",
+        {"heatFrames": 120}
+      ]
+    },
     {
       "id": 6,
       "link": [1, 2],
@@ -531,24 +657,150 @@
       "name": "Space Jump",
       "requires": [
         "SpaceJump",
-        {"heatFrames": 420}
+        {"heatFrames": 390}
+      ]
+    },
+    {
+      "link": [2, 1],
+      "name": "Running Space Jump (1-tile runway)",
+      "entranceCondition": {
+        "comeInRunning": {
+          "speedBooster": "any",
+          "minTiles": 1
+        }
+      },
+      "requires": [
+        "SpaceJump",
+        {"heatFrames": 350}
+      ]
+    },
+    {
+      "link": [2, 1],
+      "name": "Running Space Jump (2-tile runway)",
+      "entranceCondition": {
+        "comeInRunning": {
+          "speedBooster": "any",
+          "minTiles": 2
+        }
+      },
+      "requires": [
+        "SpaceJump",
+        {"heatFrames": 330}
       ]
     },
     {
-      "id": 19,
       "link": [2, 1],
-      "name": "Running Space Jump",
+      "name": "Running Space Jump (3-tile runway)",
       "entranceCondition": {
         "comeInRunning": {
           "speedBooster": "any",
           "minTiles": 3
         }
       },
+      "requires": [
+        "SpaceJump",
+        {"heatFrames": 310}
+      ]
+    },
+    {
+      "id": 19,
+      "link": [2, 1],
+      "name": "Running Space Jump (4-tile runway)",
+      "entranceCondition": {
+        "comeInRunning": {
+          "speedBooster": "any",
+          "minTiles": 4
+        }
+      },
       "requires": [
         "SpaceJump",
         {"heatFrames": 285}
       ]
     },
+    {
+      "link": [2, 1],
+      "name": "Speedy Running Space Jump (6-tile runway)",
+      "entranceCondition": {
+        "comeInRunning": {
+          "speedBooster": true,
+          "minTiles": 6
+        }
+      },
+      "requires": [
+        "SpaceJump",
+        {"heatFrames": 250}
+      ]
+    },
+    {
+      "link": [2, 1],
+      "name": "Speedy Running Space Jump (9-tile runway)",
+      "entranceCondition": {
+        "comeInRunning": {
+          "speedBooster": true,
+          "minTiles": 9
+        }
+      },
+      "requires": [
+        "SpaceJump",
+        {"heatFrames": 225}
+      ]
+    },
+    {
+      "link": [2, 1],
+      "name": "Speedy Running Space Jump (13-tile runway, closed end)",
+      "entranceCondition": {
+        "comeInRunning": {
+          "speedBooster": true,
+          "minTiles": 12.4375
+        }
+      },
+      "requires": [
+        "SpaceJump",
+        {"heatFrames": 195}
+      ]
+    },
+    {
+      "link": [2, 1],
+      "name": "Speedy Running Space Jump (17-tile runway)",
+      "entranceCondition": {
+        "comeInRunning": {
+          "speedBooster": true,
+          "minTiles": 17
+        }
+      },
+      "requires": [
+        "SpaceJump",
+        {"heatFrames": 175}
+      ]
+    },
+    {
+      "link": [2, 1],
+      "name": "Speedy Running Space Jump (26-tile runway)",
+      "entranceCondition": {
+        "comeInRunning": {
+          "speedBooster": true,
+          "minTiles": 26
+        }
+      },
+      "requires": [
+        "SpaceJump",
+        {"heatFrames": 145}
+      ]
+    },
+    {
+      "link": [2, 1],
+      "name": "Speedy Running Space Jump (max runway)",
+      "entranceCondition": {
+        "comeInRunning": {
+          "speedBooster": true,
+          "minTiles": 45
+        }
+      },
+      "requires": [
+        "SpaceJump",
+        {"heatFrames": 120}
+      ]
+    },
     {
       "id": 20,
       "link": [2, 1],
@@ -1045,5 +1297,9 @@
     }
   ],
   "nextStratId": 51,
-  "nextNotableId": 3
+  "nextNotableId": 3,
+  "devNote": [
+    "Add `comeInSpinning` Space Jump strats, with variants for different run speeds.",
+    "Add more spring ball bounce variants, for different run speeds and combinations of Gravity and/or HiJump."
+  ]
 }
\ No newline at end of file