diff --git a/src/engine_constants/mod.rs b/src/engine_constants/mod.rs
index 47b8eae..b7d3c84 100644
--- a/src/engine_constants/mod.rs
+++ b/src/engine_constants/mod.rs
@@ -1737,7 +1737,14 @@ impl EngineConstants {
     pub fn load_nx_stringtable(&mut self, ctx: &mut Context) -> GameResult {
         if let Ok(file) = filesystem::open(ctx, "/base/stringtable.sta") {
             let mut reader = BufReader::new(file);
-            let _ = reader.read_exact(&mut [0; 3]);
+
+            // Only some versions start with the BOM marker, thankfully the file isn't that large to read twice
+            let mut bom = [0xef, 0xbb, 0xbf];
+            let buf = reader.fill_buf()?;
+            if buf.len() > 3 && buf[0..3] == bom {
+                reader.read_exact(&mut bom)?;
+            }
+
             if let Ok(xml) = Element::parse(reader) {
                 for node in &xml.get_child("category").unwrap().children {
                     let element = node.as_element().unwrap();
diff --git a/src/npc/ai/balrog.rs b/src/npc/ai/balrog.rs
index 9cbe650..33b2793 100644
--- a/src/npc/ai/balrog.rs
+++ b/src/npc/ai/balrog.rs
@@ -191,14 +191,7 @@ impl NPC {
         self.x += self.vel_x;
         self.y += self.vel_y;
 
-        self.anim_counter += 1;
-        if self.anim_counter > 1 {
-            self.anim_counter = 0;
-
-            if self.anim_num > 2 {
-                self.anim_num = 0;
-            }
-        }
+        self.animate(1, 0, 2);
 
         self.anim_rect = state.constants.npc.n011_balrog_energy_shot[self.anim_num as usize];
 
diff --git a/src/npc/ai/curly.rs b/src/npc/ai/curly.rs
index 6baa7d5..13ea0f5 100644
--- a/src/npc/ai/curly.rs
+++ b/src/npc/ai/curly.rs
@@ -969,6 +969,7 @@ impl NPC {
                         &state.constants,
                     );
                     state.create_caret(npc.x, npc.y, CaretType::Shoot, self.direction);
+                    state.sound_manager.play_sfx(117);
                 }
 
                 let mut dir_offset = if self.direction == Direction::Left { 0 } else { 3 };
diff --git a/src/npc/ai/doctor.rs b/src/npc/ai/doctor.rs
index 0b88785..f5e38cf 100644
--- a/src/npc/ai/doctor.rs
+++ b/src/npc/ai/doctor.rs
@@ -982,8 +982,8 @@ impl NPC {
                 for i in 0..4 {
                     npc.x = self.x + self.rng.range(-0x10..0x10) * 0x200;
                     npc.y = self.y - ((0x150 - self.action_counter as i32) / 8) * 0x200;
-                    npc.vel_x = 2 * self.rng.range(-0x200..0);
-                    npc.vel_y = if i >= 2 { 0 } else { self.rng.range(-0x200..0x200) };
+                    npc.vel_y = 2 * self.rng.range(-0x200..0);
+                    npc.vel_x = if i >= 2 { 0 } else { self.rng.range(-0x200..0x200) };
                     npc.direction = Direction::Bottom;
                     let _ = npc_list.spawn(0xAA, npc.clone());
                 }
diff --git a/src/npc/ai/grasstown.rs b/src/npc/ai/grasstown.rs
index f80fef6..41d47f1 100644
--- a/src/npc/ai/grasstown.rs
+++ b/src/npc/ai/grasstown.rs
@@ -370,8 +370,7 @@ impl NPC {
                     self.anim_num = 1;
                 }
 
-                if abs(self.x - player.x) < 0x1000 && self.y - 0x1000 < player.y && self.y + 96 * 0x200 > player.y
-                {
+                if abs(self.x - player.x) < 0x1000 && self.y - 0x1000 < player.y && self.y + 96 * 0x200 > player.y {
                     self.action_num = 3;
                     self.anim_num = 0;
                 }
@@ -1056,10 +1055,7 @@ impl NPC {
 
                 let player = self.get_closest_player_mut(players);
 
-                if abs(self.x - player.x) < 32 * 0x200
-                    && self.y - 32 * 0x200 < player.y
-                    && self.y + 0x2000 > player.y
-                {
+                if abs(self.x - player.x) < 32 * 0x200 && self.y - 32 * 0x200 < player.y && self.y + 0x2000 > player.y {
                     self.direction = if self.x > player.x { Direction::Left } else { Direction::Right };
                 }
             }
@@ -1293,9 +1289,9 @@ impl NPC {
 
                     let player = self.get_closest_player_mut(players);
                     if player.x > self.x + 0x12000
-                        && player.x < self.x - 0x12000
-                        && player.y > self.y + 0x6000
-                        && player.y < self.y - 0x12000
+                        || player.x < self.x - 0x12000
+                        || player.y > self.y + 0x6000
+                        || player.y < self.y - 0x12000
                     {
                         self.action_num = 0;
                     }
diff --git a/src/npc/ai/outer_wall.rs b/src/npc/ai/outer_wall.rs
index 0dc9611..57c8048 100644
--- a/src/npc/ai/outer_wall.rs
+++ b/src/npc/ai/outer_wall.rs
@@ -62,6 +62,7 @@ impl NPC {
 
                 let mut npc = NPC::create(297, &state.npc_table);
                 npc.cond.set_alive(true);
+                npc.parent_id = self.id;
                 let _ = npc_list.spawn(0x100, npc);
             }
             _ => (),
diff --git a/src/npc/boss/heavy_press.rs b/src/npc/boss/heavy_press.rs
index 2b29b89..d4e4fa9 100644
--- a/src/npc/boss/heavy_press.rs
+++ b/src/npc/boss/heavy_press.rs
@@ -63,6 +63,7 @@ impl BossNPC {
                 self.parts[0].y = 0;
                 self.parts[0].display_bounds = Rect { left: 0x5000, top: 0x7800, right: 0x5000, bottom: 0x7800 };
                 self.parts[0].hit_bounds = Rect { left: 0x6200, top: 0x7800, right: 0x5000, bottom: 0x6000 };
+                self.hurt_sound[0] = 54;
                 self.parts[0].npc_flags.set_ignore_solidity(true);
                 self.parts[0].npc_flags.set_solid_hard(true);
                 self.parts[0].npc_flags.set_event_when_killed(true);