diff --git a/Old assets/Plague Logo.png b/Old assets/Plague Logo.png
new file mode 100644
index 0000000..f207bed
Binary files /dev/null and b/Old assets/Plague Logo.png differ
diff --git a/Old assets/title.png b/Old assets/title.png
new file mode 100644
index 0000000..f0beb69
Binary files /dev/null and b/Old assets/title.png differ
diff --git a/src/display_engine.c b/src/display_engine.c
index 1c83ed9..25ecd00 100644
--- a/src/display_engine.c
+++ b/src/display_engine.c
@@ -16,28 +16,53 @@ void display_foreground(const int background, const struct game *current_game)
 {
     extern const bopti_image_t img_mutations;
     extern const bopti_image_t img_planes;
+    extern const unsigned int world[64][128];
+
     GUNUSED int length;
 
     switch (background)
     {
         case 1:
+
+            // Planes animations
             for (int i = 0; current_game->planes[i]; i++)
             {
                 dsubimage(current_game->planes[i]->x - 4, current_game->planes[i]->y - 4, &img_planes, 0, 8 * (current_game->planes[i]->direction - 1), 8, 8, DIMAGE_NONE);
             }
 
+            // Disease propagation
+            for (int i = 0; i < current_game->grid.height; i ++)
+            {
+                for (int j = 0; j < current_game->grid.width, j ++)
+                {
+                    if (current_game->grid[i + j * current_game->grid.width] == 1 && world[i][j] != 0) dpixel(i, j, C_BLACK);
+                }
+            }
             break;
+
         case 2:
+
+            // Planes animations
             for (int i = 0; current_game->planes[i]; i++)
             {
                 if (current_game->planes[i]->y + 8 < 57) dsubimage(current_game->planes[i]->x - 4, current_game->planes[i]->y - 4, &img_planes, 0, 8 * (current_game->planes[i]->direction - 1), 8, 8, DIMAGE_NONE);
             }
 
+            // Status bottom bar 
             int length = 74 * current_game->research / current_game->limit;
             dprint(9, 58, C_BLACK, "%d", current_game->dna);
 
             dline(51, 60, 51 + length, 60, C_BLACK);
             dline(51, 59, 51 + length, 59, C_BLACK);
+
+            // Disease propagation
+            for (int i = 0; i < current_game->grid.height; i ++)
+            {
+                for (int j = 0; j < 50, j ++)
+                {
+                    if (current_game->grid[i + j * current_game->grid.width] == 1 && world[i][j] != 0) dpixel(i, j, C_BLACK);
+                }
+            }
             break;
 
         case 3:
diff --git a/src/main.c b/src/main.c
index 27a6009..ad8cbd4 100644
--- a/src/main.c
+++ b/src/main.c
@@ -67,6 +67,8 @@ int main(void)
     /* allocate memory */
     current_game.grid.data = calloc(current_game.grid.width * current_game.grid.height, sizeof(uint8_t));
 
+    current_game.grid.data[95 + 25 * currnet_game.grid.width] = 1;
+
     main_loop(&current_game);
 
     /* free memory */