diff --git a/data/core/images/terrain/unwalkable/castle-chasm-n.png b/data/core/images/terrain/unwalkable/castle-chasm-n.png
index 8e6bcd95b81..bfc6b881146 100644
Binary files a/data/core/images/terrain/unwalkable/castle-chasm-n.png and b/data/core/images/terrain/unwalkable/castle-chasm-n.png differ
diff --git a/data/core/images/terrain/unwalkable/castle-chasm-ne.png b/data/core/images/terrain/unwalkable/castle-chasm-ne.png
index 0616cb42112..04a752bda23 100644
Binary files a/data/core/images/terrain/unwalkable/castle-chasm-ne.png and b/data/core/images/terrain/unwalkable/castle-chasm-ne.png differ
diff --git a/data/core/images/terrain/unwalkable/castle-chasm-nw.png b/data/core/images/terrain/unwalkable/castle-chasm-nw.png
index 299124f5b96..8b582b7dbf8 100644
Binary files a/data/core/images/terrain/unwalkable/castle-chasm-nw.png and b/data/core/images/terrain/unwalkable/castle-chasm-nw.png differ
diff --git a/data/core/images/terrain/unwalkable/castle-chasm2-n.png b/data/core/images/terrain/unwalkable/castle-chasm2-n.png
index fcea4c483ea..44ec496b8bb 100644
Binary files a/data/core/images/terrain/unwalkable/castle-chasm2-n.png and b/data/core/images/terrain/unwalkable/castle-chasm2-n.png differ
diff --git a/data/core/images/terrain/unwalkable/castle-chasm2-ne.png b/data/core/images/terrain/unwalkable/castle-chasm2-ne.png
index 74171e56b79..e777d897bbf 100644
Binary files a/data/core/images/terrain/unwalkable/castle-chasm2-ne.png and b/data/core/images/terrain/unwalkable/castle-chasm2-ne.png differ
diff --git a/data/core/images/terrain/unwalkable/castle-chasm2-nw.png b/data/core/images/terrain/unwalkable/castle-chasm2-nw.png
index 8bf4207f992..f7e9f960cfc 100644
Binary files a/data/core/images/terrain/unwalkable/castle-chasm2-nw.png and b/data/core/images/terrain/unwalkable/castle-chasm2-nw.png differ
diff --git a/data/core/images/terrain/unwalkable/chasm.png b/data/core/images/terrain/unwalkable/chasm.png
index 5125763ad24..aaaf78deff9 100644
Binary files a/data/core/images/terrain/unwalkable/chasm.png and b/data/core/images/terrain/unwalkable/chasm.png differ