diff --git a/examples/the-dungeon-puzzlers-lament/src/game/simulation.rs b/examples/the-dungeon-puzzlers-lament/src/game/simulation.rs
index ce42c8ec..8d9e36bb 100644
--- a/examples/the-dungeon-puzzlers-lament/src/game/simulation.rs
+++ b/examples/the-dungeon-puzzlers-lament/src/game/simulation.rs
@@ -41,7 +41,10 @@ impl Simulation {
         let mut entities = EntityMap::default();
         let mut animation = Animation::default();
 
-        for (item, location) in a {
+        let mut entities_to_add: Vec<_> = a.collect();
+        entities_to_add.sort_unstable_by_key(|(_, location)| location.x + location.y * 100);
+
+        for (item, location) in entities_to_add {
             animation.populate(entities.add(item, location), sfx);
         }
 
diff --git a/examples/the-dungeon-puzzlers-lament/src/game/simulation/entity.rs b/examples/the-dungeon-puzzlers-lament/src/game/simulation/entity.rs
index a9c46b04..72b06082 100644
--- a/examples/the-dungeon-puzzlers-lament/src/game/simulation/entity.rs
+++ b/examples/the-dungeon-puzzlers-lament/src/game/simulation/entity.rs
@@ -5,7 +5,7 @@
 use core::ops::Neg;
 
 use agb::fixnum::Vector2D;
-use alloc::{boxed::Box, collections::VecDeque, vec::Vec};
+use alloc::{boxed::Box, vec::Vec};
 use slotmap::{new_key_type, SlotMap};
 
 use crate::{
@@ -311,7 +311,7 @@ impl EntityMap {
 
         let mut animations = Vec::new();
 
-        let mut entities_to_try_update = self
+        let entities_to_try_update = self
             .map
             .iter()
             .map(|(key, entity)| (key, entity.desired_action(hero)))
@@ -321,13 +321,6 @@ impl EntityMap {
             })
             .collect::<Vec<_>>();
 
-        entities_to_try_update.sort_unstable_by_key(|(e, _)| {
-            let e = self.map.get(*e).unwrap();
-            e.location.x + e.location.y * 1000
-        });
-
-        let entities_to_try_update = entities_to_try_update;
-
         for (entity_to_update_key, direction) in entities_to_try_update.iter().copied() {
             let (_, hero_has_died_result, win_has_triggered_result) = self
                 .attempt_move_in_direction(