diff --git a/src/artifacts.rs b/src/artifacts.rs
index bab05c6..e907f1e 100644
--- a/src/artifacts.rs
+++ b/src/artifacts.rs
@@ -1,3 +1,4 @@
+use rand::Rng;
 use ratatui::style::Color;
 
 use crate::player::Player;
@@ -22,11 +23,11 @@ pub struct Chest {
 
 impl Chest {
     pub fn new(position: Position) -> Self {
-        let level = position.get_level();
+        let min_gold = 10 * (position.get_level()+1);
+        let max_gold = min_gold + 10*position.get_level();
         Self {
             position,
-            // TODO maybe randomize this?
-            gold: (level + 1) * 10,
+            gold: rand::thread_rng().gen_range(min_gold..=max_gold),
         }
     }
 }
@@ -61,9 +62,11 @@ pub struct Potion {
 
 impl Potion {
     pub fn new(position: Position) -> Self {
+        let min_health_gain = 5 + position.get_level();
+        let max_health_gain = min_health_gain + 3 * position.get_level();
         Self {
             position,
-            health: 5,
+            health: rand::thread_rng().gen_range(min_health_gain..=max_health_gain),
         }
     }
 }
diff --git a/src/game.rs b/src/game.rs
index 32969a7..ad9b077 100644
--- a/src/game.rs
+++ b/src/game.rs
@@ -164,7 +164,6 @@ impl Game {
         match m {
             None => {}
             Some(m) => {
-                // TODO fight the monster
                 let player_dmg = self.player.damage();
                 m.decrease_life(player_dmg);
                 if m.is_dead() {
diff --git a/src/level.rs b/src/level.rs
index 2d183c9..1fa3066 100644
--- a/src/level.rs
+++ b/src/level.rs
@@ -147,7 +147,6 @@ impl Level {
                     if player.get_immutable_position().get_x() == new_x
                         && player.get_immutable_position().get_y() == new_y
                     {
-                        // TODO handle fight between monster and player
                         let monster_dmg = self.monsters[index].damage() as i16;
                         player.change_life(-monster_dmg);
                         messages.insert(
diff --git a/src/level_widget.rs b/src/level_widget.rs
index 520a4e3..9204fa3 100644
--- a/src/level_widget.rs
+++ b/src/level_widget.rs
@@ -45,7 +45,7 @@ impl StatefulWidget for LevelWidget {
                                     self.set_cell(buf, x, y, "Ω", Color::Black, Color::Gray);
                                 }
                                 StructureElement::Wall => {
-                                    // TODO add fancy walls
+                                    // TODO add fancy walls with https://en.wikipedia.org/wiki/Box-drawing_characters
                                     self.set_cell(buf, x, y, "#", FG_BROWN, Color::Gray);
                                 }
                                 StructureElement::Floor => {
diff --git a/src/position.rs b/src/position.rs
index b9d9ae1..f29fc3c 100644
--- a/src/position.rs
+++ b/src/position.rs
@@ -8,7 +8,7 @@ pub trait HasPosition {
     fn get_immutable_position(&self) -> &Position;
 }
 
-#[derive(PartialEq, Debug)]
+#[derive(PartialEq, Debug, Clone, Copy)]
 pub struct Position {
     level: usize,
     x: usize,