Mostly fixed

src/Player/Player.gd

@@ -46,6 +46,7 @@ func _debug_update():
 
 func _ready():
 	grid = get_tree().current_scene.get_node("Grid")
+	Globals.player_node = self
 
 
 func _physics_process(delta):

src/Player/Player.tscn

@@ -632,11 +632,8 @@ font_data = ExtResource( 6 )
 scale = Vector2( 2, 2 )
 collision_mask = 14
 script = ExtResource( 1 )
-debug = null
 ROLL_SPEED = 120
 FRICTION = 270
-ACCELERATION = null
-title_scene = null
 
 [node name="Kind" parent="." instance=ExtResource( 7 )]
 general = 4