diff --git a/rogueviz/ru/classes.cpp b/rogueviz/ru/classes.cpp
index f608a2c3..e388eff1 100644
--- a/rogueviz/ru/classes.cpp
+++ b/rogueviz/ru/classes.cpp
@@ -507,6 +507,32 @@ struct rope_platform : public moving_platform {
   void draw() override;
   };
 
+struct saw: public entity {
+  unique_ptr<entity> base;
+  string glyph() override { return "*"; }
+  color_t color() override { return walls[wWall].color; }
+  xy siz() override { return {18, 18}; }
+  string get_name() override { return "circular saw"; }
+  void act() override;
+  };
+
+struct weaksaw : public saw {
+  color_t color() override { return walls[wWeakWall].color; }
+  string get_name() override { return "weak saw"; }
+  void attacked(int s, power *p) override;
+  };
+
+struct woodsaw  : public saw {
+  color_t color() override { return walls[wWoodWall].color; }
+  string get_name() override { return "wooden saw"; }
+  void attacked(int s, power *p) override;
+  };
+
+struct fakesaw : public saw {
+  void attacked(int s, power *p) override;
+  void act() override;
+  };
+
 /* entities with a defined 'respawn' location */
 struct located_entity : public entity {
   xy respawn;
diff --git a/rogueviz/ru/entity.cpp b/rogueviz/ru/entity.cpp
index dfd6f57e..5fba4830 100644
--- a/rogueviz/ru/entity.cpp
+++ b/rogueviz/ru/entity.cpp
@@ -669,6 +669,52 @@ void moving_platform::act() {
   where = location_at(gframeid);
   }
 
+void saw::act() {
+  auto b = base->as_platform();
+  if(!b) { addMessage("You have a vision of an otherworldly saw!"); existing = false; return; }
+  where = b->location_at(gframeid);
+  auto bb = get_pixel_bbox();
+  if(intersect(bb, m.get_pixel_bbox())) {
+    if(m.reduce_hp(40)) addMessage("The " + get_name() + " shreds you!");
+    }
+  }
+
+void weaksaw::attacked(int s, power *p) {
+  if(p->flags & WEAPON_AXE) {
+    addMessage("You smash the " + get_name() + "!");
+    existing = false;
+    }
+  }
+
+void woodsaw::attacked(int s, power *p) {
+  if(p == fire_power) {
+    addMessage("You incinerate the " + get_name() + "!");
+    existing = false;
+    }
+  }
+
+void fakesaw::act() {
+  auto b = base->as_platform();
+  if(!b) { addMessage("You have a vision of an otherworldly saw!"); existing = false; return; }
+  where = b->location_at(gframeid);
+  auto bb = get_pixel_bbox();
+  if(intersect(bb, m.get_pixel_bbox())) {
+    addMessage("This " + get_name() + " turned out to be an illusion!");
+    existing = false;
+    }
+  if(m.can_see(self)) {
+    addMessage("You realize that the " + get_name() + " is an illusion!");
+    existing = false;
+    }
+  }
+
+void fakesaw::attacked(int s, power *p) {
+  if(p == thief_power) {
+    addMessage("Your attack goes right through the " + get_name() + "!");
+    existing = false;
+    }
+  }
+
 void entity::apply_walls_reflect() {
   int loopcount = 0;
   again:
diff --git a/rogueviz/ru/load-world.cpp b/rogueviz/ru/load-world.cpp
index 9ddca00d..9efa5af8 100644
--- a/rogueviz/ru/load-world.cpp
+++ b/rogueviz/ru/load-world.cpp
@@ -326,6 +326,26 @@ void load_room(fhstream& f, cell *c) {
         b->a = get_xy(); b->b = get_xy(); b->period = get_ld(); b->shift = get_ld(); b->ratio = get_ld();
         r.entities.emplace_back(std::move(b));
         }
+      else if(cap == "SAW") {
+        auto b = std::make_unique<saw>(); nam(*b);
+        b->base = std::move(r.entities.back());
+        r.entities.back() = std::move(b);
+        }
+      else if(cap == "WOODSAW") {
+        auto b = std::make_unique<woodsaw>(); nam(*b);
+        b->base = std::move(r.entities.back());
+        r.entities.back() = std::move(b);
+        }
+      else if(cap == "WEAKSAW") {
+        auto b = std::make_unique<weaksaw>(); nam(*b);
+        b->base = std::move(r.entities.back());
+        r.entities.back() = std::move(b);
+        }
+      else if(cap == "FAKESAW") {
+        auto b = std::make_unique<fakesaw>(); nam(*b);
+        b->base = std::move(r.entities.back());
+        r.entities.back() = std::move(b);
+        }
       else if(cap == "HINT") {
         auto b = std::make_unique<hint>();
         b->respawn = get_xy(); b->size = get_xy();