diff --git a/Makefile b/Makefile
index eaee22b..65b9356 100644
--- a/Makefile
+++ b/Makefile
@@ -9,7 +9,7 @@ OBJS= \
 
 MAKEFLAGS += -j $(shell nproc)
 
-CXX_FLAGS = -std=c++23 -Wall -Wextra -Wpedantic -Wconversion -pedantic -pedantic-errors
+CXX_FLAGS = -std=c++23 -Wall -Wextra -Wpedantic -Wconversion -Wno-reorder -pedantic -pedantic-errors
 
 RELEASE=0
 
diff --git a/src/Arrow.cpp b/src/Arrow.cpp
index 9151c38..f69ace7 100644
--- a/src/Arrow.cpp
+++ b/src/Arrow.cpp
@@ -1,3 +1,5 @@
+#include <cmath>
+#include <numbers>
 #include "Arrow.hpp"
 
 Arrow::Arrow(GameRenderer *renderer, const double x, const double y, const double angle)
@@ -12,7 +14,7 @@ void Arrow::draw(const double player_x, const double player_y) const
         sprite,
         (int)(x - sprite.width / 2 + renderer->screen_width / 2 - player_x),
         (int)(y - sprite.height / 2 + renderer->screen_height / 2 - player_y),
-        angle * 180 / M_PI
+        angle * 180 / std::numbers::pi
     );
 }
 
diff --git a/src/Game.cpp b/src/Game.cpp
index 72c24a3..4d3a291 100644
--- a/src/Game.cpp
+++ b/src/Game.cpp
@@ -6,13 +6,6 @@
 
 using namespace std::literals::chrono_literals;
 
-Game::~Game()
-{
-    for (const Arrow *arrow : arrows) {
-        delete arrow;
-    }
-}
-
 void Game::update(std::stop_token stop_token)
 {
     while (!stop_token.stop_requested()) {
@@ -22,16 +15,16 @@ void Game::update(std::stop_token stop_token)
 
         player.update();
 
-        for (Arrow *arrow : arrows) {
-            arrow->update();
+        for (Arrow &arrow : arrows) {
+            arrow.update();
         }
 
-        for (Zombo *zombo : zombos) {
-            zombo->update(player.x, player.y);
+        for (Zombo &zombo : zombos) {
+            zombo.update(player.x, player.y);
         }
 
-        if (ticks % 1000 == 0) {
-            zombos.push_back(new Zombo(&renderer, 20.0, 20.0));
+        if (ticks % 100 == 0) {
+            zombos.push_back(Zombo(&renderer, 20.0, 20.0));
         }
 
         renderer.redraw();
@@ -52,8 +45,12 @@ void Game::draw()
 
     map.draw(player.x, player.y);
 
-    for (const Arrow *arrow : arrows) {
-        arrow->draw(player.x, player.y);
+    for (const Zombo zombo : zombos) {
+        zombo.draw(player.x, player.y);
+    }
+
+    for (const Arrow arrow : arrows) {
+        arrow.draw(player.x, player.y);
     }
 
     player.draw();
@@ -63,7 +60,7 @@ void Game::draw()
 
 void Game::run()
 {
-    update_thread = std::jthread(std::bind_front(&Game::update, this));
+    std::jthread update_thread = std::jthread(std::bind_front(&Game::update, this));
 
     while (true) {
         SDL_Event e;
@@ -112,7 +109,7 @@ void Game::run()
         }
 
         if (e.type == SDL_MOUSEBUTTONDOWN && e.button.button == 1) {
-            arrows.push_back(new Arrow(&renderer, player.x, player.y, player.angle));
+            arrows.push_back(Arrow(&renderer, player.x, player.y, player.angle));
         }
 
         int mouse_x, mouse_y;
diff --git a/src/Game.hpp b/src/Game.hpp
index 2a6523f..9b423b8 100644
--- a/src/Game.hpp
+++ b/src/Game.hpp
@@ -15,10 +15,9 @@ private:
     GameRenderer renderer;
     Player player;
     Map map;
-    std::vector<Arrow*> arrows;
-    std::vector<Zombo*> zombos;
+    std::vector<Arrow> arrows;
+    std::vector<Zombo> zombos;
 
-    std::jthread update_thread;
     std::mutex game_mutex;
     unsigned int ticks = 0;
 
@@ -27,7 +26,7 @@ private:
 public:
     Game() : renderer("Zombo Shooter", 800, 450), player(&renderer), map(&renderer, 40) {}
 
-    ~Game();
+    ~Game() = default;
 
     void run();
 
diff --git a/src/Map.cpp b/src/Map.cpp
index 4bc1b9e..06f40a4 100644
--- a/src/Map.cpp
+++ b/src/Map.cpp
@@ -69,13 +69,13 @@ void Map::check_bounds(const double player_x, const double player_y)
     }
 
     // Generate to the right
-    if (player_x > tile_offset_x * tile_size + tiles.size() * tile_size - renderer->screen_width / 2) {
+    if (player_x > tile_offset_x * tile_size + (double)tiles.size() * tile_size - renderer->screen_width / 2) {
         const std::vector<Tile> new_tiles = generate_tiles(tiles.back());
         tiles.push_back(new_tiles);
     }
 
     // Generate downwards
-    if (player_y > tile_offset_y * tile_size + tiles[0].size() * tile_size - renderer->screen_height / 2) {
+    if (player_y > tile_offset_y * tile_size + (double)tiles[0].size() * tile_size - renderer->screen_height / 2) {
         std::vector<Tile> prev_tiles;
         for (unsigned int x = 0; x < tiles.size(); x++) {
             prev_tiles.push_back(tiles[x].back());
diff --git a/src/Player.cpp b/src/Player.cpp
index 9fcc1f4..fdd6ec9 100644
--- a/src/Player.cpp
+++ b/src/Player.cpp
@@ -1,3 +1,4 @@
+#include <numbers>
 #include "GameRenderer.hpp"
 #include "Player.hpp"
 
@@ -19,7 +20,7 @@ void Player::draw() const
         bow_sprite,
         (int)(renderer->screen_width / 2 - bow_sprite.width / 2 + std::cos(angle) * 30),
         (int)(renderer->screen_height / 2 - bow_sprite.height / 2 + std::sin(angle) * 30),
-        angle * 180 / M_PI
+        angle * 180 / std::numbers::pi
     );
 }
 
diff --git a/src/Zombo.cpp b/src/Zombo.cpp
index ea71943..248fbec 100644
--- a/src/Zombo.cpp
+++ b/src/Zombo.cpp
@@ -23,7 +23,7 @@ void Zombo::draw(const double player_x, const double player_y) const
 {
     renderer->draw_sprite(
         sprite,
-        (int)(x - sprite.width / 2 + renderer->screen_width / 2 - player_x),
-        (int)(y - sprite.height / 2 + renderer->screen_height / 2 - player_y)
+        (int)(x - sprite.width / 2.0 + renderer->screen_width / 2.0 - player_x),
+        (int)(y - sprite.height / 2.0 + renderer->screen_height / 2.0 - player_y)
     );
 }
diff --git a/src/Zombo.hpp b/src/Zombo.hpp
index 009c108..dfba5d3 100644
--- a/src/Zombo.hpp
+++ b/src/Zombo.hpp
@@ -13,7 +13,7 @@ private:
     double x;
     double y;
 
-    static constexpr int speed = 3;
+    static constexpr double speed = 0.5;
 
 public:
     Zombo(GameRenderer *renderer, double x, double y);