diff --git a/semestralka1/src/render/loop.cpp b/semestralka1/src/render/loop.cpp
index 410fbe2..31657bb 100644
--- a/semestralka1/src/render/loop.cpp
+++ b/semestralka1/src/render/loop.cpp
@@ -45,9 +45,20 @@ void render_loop(int speed) {
 
   player_state.set_state(PlayerState::Run);
 
-  spawn_obstacle(CrawlObstacleType::Crawl1, 40);
-  obstacle_pool[0].data.y = 8;
-  obstacle_pool[0].active = true;
+  {
+	  CrawlObstacleType type = CrawlObstacleType::Crawl1;
+	  int obstacle_width = OBSTACLE_CRAWL1_COLLISION_WIDTH;
+
+	  // The obstacle should start just outside right edge, e.g. +10 px
+	  int start_x = VIEW_WIDTH + 10;
+	  int start_y = 8;  // vertical position within visible area
+
+	  spawn_obstacle(type, start_x);
+	  // override y manually (spawn sets y=10 high by default)
+	  obstacle_pool[0].data.y = start_y;
+	  obstacle_pool[0].active = true;
+  }
+
   while (!game_over) {
     tick_counter++;
 
@@ -79,6 +90,16 @@ void render_loop(int speed) {
 
     if (animation.tick(speed)) {
       anim_tick_counter++;
+      int ground_speed = timing.get_ground_speed();
+      for (int i = 0; i < MAX_OBSTACLES; i++) {
+        if (obstacle_pool[i].active) {
+          obstacle_pool[i].data.x -= ground_speed;
+          // deactivate when offscreen
+          if (obstacle_pool[i].data.x + obstacle_pool[i].data.width < 0)
+            obstacle_pool[i].active = false;
+        }
+      }
+
       need_redraw = true;
     }