diff --git a/chunk.gd b/chunk.gd
index ef999aa..3d76e80 100644
--- a/chunk.gd
+++ b/chunk.gd
@@ -3,7 +3,7 @@ extends Node3D
 
 var exits: Array = [false, false, false, false]
 
-const STREET_WIDTH: float = 80
+const STREET_WIDTH: float = 40
 @onready var exit_area     = $BuildingAreas/B_area_E/Collision
 @onready var building_area = $BuildingAreas/B_area/Collision
 
diff --git a/level.gd b/level.gd
index 8af54a8..74bfe41 100644
--- a/level.gd
+++ b/level.gd
@@ -125,6 +125,9 @@ func initialize_world() -> void:
 
 
 func _process(delta: float) -> void:
+	if not $Player.is_active:
+		return
+		
 	var spawn_radius = $Player/SpawnArea/Collision.shape.radius + randf_range(-5, 5)
 	var rand_unit_vec = Vector3.RIGHT.rotated(Vector3.UP, randf() * TAU)
 	var ped_pos = $Player.position + rand_unit_vec * spawn_radius
@@ -138,7 +141,6 @@ func _process(delta: float) -> void:
 		add_child(new_ped)
 		new_ped.position = ped_pos
 
-
 func _on_player_station_reached():
 	for n in $ChunkContainer.get_children():
 		$ChunkContainer.remove_child(n)
diff --git a/player.gd b/player.gd
index f418206..ce6edaf 100644
--- a/player.gd
+++ b/player.gd
@@ -23,17 +23,23 @@ var stamina: float = max_stamina
 
 var stage_counter: int = 0
 
+var is_active: bool = true
+
 func _ready() -> void:
 	$Upgrades.update()
+	$Shop.upgrade_node = $Upgrades
+	$Shop.populate()
 	
+	$Shop.visible = false
 	$FailControl.visible = false
 	$FinishControl.visible = false
+	is_active = true
 	$HUD.visible = true
 	$TimeLimit.start()
 
 func _process(delta: float) -> void:
 	# On fail screen, ignore further input
-	if $FailControl.visible or $FinishControl.visible:
+	if not is_active:
 		return
 	
 	$HUD/StaminaRect.scale.x = stamina / max_stamina
@@ -79,6 +85,7 @@ func _on_area_area_entered(area: Area3D) -> void:
 			break
 		
 		$TimeLimit.stop()
+		is_active = false
 
 func _on_area_area_exited(area: Area3D) -> void:
 	if area.name == "PedestrianArea":
@@ -87,6 +94,7 @@ func _on_area_area_exited(area: Area3D) -> void:
 
 
 func _on_time_limit_timeout():
+	is_active = false
 	$FailControl.visible = true
 	$HUD.visible = false
 
@@ -96,14 +104,17 @@ func _on_retry_button_pressed():
 	$FailControl.visible = false
 	$HUD.visible = true
 	station_reached.emit()
+	is_active = true
 	$TimeLimit.start()
 	stamina = max_stamina
 
 
 func _on_continue_button_pressed():
-	stage_counter += 1
-	station_reached.emit()
-	$TimeLimit.start()
 	$FinishControl.visible = false
-	$HUD.visible = true
-	stamina = max_stamina
+	$Shop.visible = true
+	
+	#stage_counter += 1
+	#station_reached.emit()
+	#$TimeLimit.start()
+	#$HUD.visible = true
+	#stamina = max_stamina
diff --git a/player.tscn b/player.tscn
index 7cdf284..6d552f3 100644
--- a/player.tscn
+++ b/player.tscn
@@ -1,6 +1,7 @@
 [gd_scene format=3 uid="uid://cmb3b7xrlboy3"]
 
 [ext_resource type="Script" uid="uid://bobw4cfg1v6gj" path="res://player.gd" id="1_4flbx"]
+[ext_resource type="PackedScene" uid="uid://52hoyqjot1cs" path="res://shop.tscn" id="2_i3pqv"]
 [ext_resource type="PackedScene" uid="uid://ct7cc7qg3hpu1" path="res://upgrades.tscn" id="2_onrkg"]
 
 [sub_resource type="PlaneMesh" id="PlaneMesh_sh265"]
@@ -46,6 +47,9 @@ debug_color = Color(0.41852123, 0.4635067, 0.996484, 0.41960785)
 wait_time = 60.0
 one_shot = true
 
+[node name="Shop" parent="." unique_id=632945658 instance=ExtResource("2_i3pqv")]
+visible = false
+
 [node name="FinishControl" type="Control" parent="." unique_id=1717901238]
 layout_mode = 3
 anchors_preset = 15
diff --git a/shop.gd b/shop.gd
new file mode 100644
index 0000000..0f7d44a
--- /dev/null
+++ b/shop.gd
@@ -0,0 +1,16 @@
+extends Control
+
+var upgrade_node: Node
+
+# Called when the node enters the scene tree for the first time.
+func populate() -> void:
+	for upgrade in upgrade_node.get_children():
+		$TuxUpgrades.add_item(upgrade.upgrade_name, upgrade.icon)
+		
+
+func _on_tux_mouse_entered() -> void:
+	$Tux.modulate = Color(0.5, 0.5, 0.6)
+
+
+func _on_tux_mouse_exited() -> void:
+	$Tux.modulate = Color(1, 1, 1)
diff --git a/shop.gd.uid b/shop.gd.uid
new file mode 100644
index 0000000..74d39fd
--- /dev/null
+++ b/shop.gd.uid
@@ -0,0 +1 @@
+uid://bwekjlqnn55ea
diff --git a/shop.tscn b/shop.tscn
new file mode 100644
index 0000000..512b22e
--- /dev/null
+++ b/shop.tscn
@@ -0,0 +1,81 @@
+[gd_scene format=3 uid="uid://52hoyqjot1cs"]
+
+[ext_resource type="Script" uid="uid://bwekjlqnn55ea" path="res://shop.gd" id="1_7ae35"]
+[ext_resource type="Texture2D" uid="uid://vafsec00vepj" path="res://assets/Images/tren.jpg" id="2_c0ofq"]
+[ext_resource type="Texture2D" uid="uid://ci36unhukt8tl" path="res://assets/Images/penguin21.webp" id="2_f511j"]
+
+[node name="Shop" type="Control" unique_id=632945658]
+layout_mode = 3
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
+script = ExtResource("1_7ae35")
+
+[node name="TextureRect" type="TextureRect" parent="." unique_id=1400016957]
+modulate = Color(0.4156048, 0.3595127, 0.2152954, 1)
+layout_mode = 1
+anchors_preset = 8
+anchor_left = 0.5
+anchor_top = 0.5
+anchor_right = 0.5
+anchor_bottom = 0.5
+offset_left = -577.0
+offset_top = -432.70294
+offset_right = 577.0
+offset_bottom = 432.70294
+grow_horizontal = 2
+grow_vertical = 2
+texture = ExtResource("2_c0ofq")
+expand_mode = 5
+
+[node name="Tux" type="TextureRect" parent="." unique_id=200750690]
+layout_mode = 1
+anchors_preset = 8
+anchor_left = 0.5
+anchor_top = 0.5
+anchor_right = 0.5
+anchor_bottom = 0.5
+offset_left = -431.0
+offset_top = -268.0
+offset_right = -87.0
+offset_bottom = 43.0
+grow_horizontal = 2
+grow_vertical = 2
+texture = ExtResource("2_f511j")
+expand_mode = 3
+
+[node name="TuxText" type="Label" parent="." unique_id=1682412623]
+layout_mode = 1
+anchors_preset = 8
+anchor_left = 0.5
+anchor_top = 0.5
+anchor_right = 0.5
+anchor_bottom = 0.5
+offset_left = -368.0
+offset_top = 25.0
+offset_right = -103.0
+offset_bottom = 93.0
+grow_horizontal = 2
+grow_vertical = 2
+theme_override_font_sizes/font_size = 40
+text = "Tenda de TUX"
+
+[node name="TuxUpgrades" type="ItemList" parent="." unique_id=351105576]
+layout_mode = 1
+anchors_preset = 8
+anchor_left = 0.5
+anchor_top = 0.5
+anchor_right = 0.5
+anchor_bottom = 0.5
+offset_left = -415.0
+offset_top = -295.0
+offset_right = -32.0
+offset_bottom = 288.0
+grow_horizontal = 2
+grow_vertical = 2
+fixed_icon_size = Vector2i(100, 100)
+
+[connection signal="mouse_entered" from="Tux" to="." method="_on_tux_mouse_entered"]
+[connection signal="mouse_exited" from="Tux" to="." method="_on_tux_mouse_exited"]
diff --git a/stamina.gd b/stamina.gd
index 6ea05b4..aa6ab67 100644
--- a/stamina.gd
+++ b/stamina.gd
@@ -2,6 +2,11 @@ extends Node
 
 var enabled: bool = true
 
+var upgrade_name: String = "Energia"
+var upgrade_Description: String = "Multiplicar energia per 2"
+var icon: Texture2D = preload("res://assets/Images/tren.jpg")
+
+
 # Called every frame. 'delta' is the elapsed time since the previous frame.
 func update() -> void:
 	if enabled:
diff --git a/upgrades.gd b/upgrades.gd
index ace66f7..16aa5d1 100644
--- a/upgrades.gd
+++ b/upgrades.gd
@@ -2,6 +2,8 @@ extends Node
 
 var parent: CharacterBody3D
 
+
+
 # Called when the node enters the scene tree for the first time.
 func _ready() -> void:
 	assert(get_parent().name == "Player", "Upgrade must have player as parent")
@@ -17,3 +19,9 @@ func update() -> void:
 	for upgrade in upgrades:
 		upgrade.update()
 		
+
+func reset():
+	var upgrades: Array = get_children()
+	print("Updating all upgrades...")
+	for upgrade in upgrades:
+		upgrade.enabled = false