diff --git a/assets/levels/01-friendly-obstacles.lvl b/assets/levels/01-friendly-obstacles.lvl
index 5470e2e..3eee36a 100644
--- a/assets/levels/01-friendly-obstacles.lvl
+++ b/assets/levels/01-friendly-obstacles.lvl
@@ -4,11 +4,11 @@ Background: background-lila
                     
                     
    #############    
-   #           #    
+   #     t     #    
    #>  S #     #    
-   #    >#    >#    
-   #<    #     #    
-   #    v#    <#    
+   #    >#    ^#    
+   #<    #W#####    
+   # o  v#    o#    
    #############    
                     
                     
diff --git a/systems/destroyable_system.go b/systems/destroyable_system.go
index 45db9b3..ca497a4 100644
--- a/systems/destroyable_system.go
+++ b/systems/destroyable_system.go
@@ -60,6 +60,10 @@ func (system *DestroyableSystem) Update() error {
 		doorposition, renderable, door := query.Get()
 
 		for player := range playerobserver.Entities {
+			if !system.World.Alive(player) {
+				continue
+			}
+
 			playerposition := (*Position)(system.World.Get(player, posID))
 			playervelocity := (*Velocity)(system.World.Get(player, veloID))
 
diff --git a/systems/transient_system.go b/systems/transient_system.go
index 5e4bcc0..85cb386 100644
--- a/systems/transient_system.go
+++ b/systems/transient_system.go
@@ -60,6 +60,10 @@ func (system *TransientSystem) Update() error {
 		transientposition, _, transient := query.Get()
 
 		for player := range playerobserver.Entities {
+			if !system.World.Alive(player) {
+				continue
+			}
+
 			playerposition := (*Position)(system.World.Get(player, posID))
 			playervelocity := (*Velocity)(system.World.Get(player, veloID))