diff --git a/TODO.md b/TODO.md
index ee39daa..038d82f 100644
--- a/TODO.md
+++ b/TODO.md
@@ -1,16 +1,17 @@
 1. Power ups
   * a chance of having power ups spawn on an random unoccupied square when a unit dies
     * +health, +attack, +speed, +jump, (pawn only) remove "attack_only", spawn a new (random?) piece, change movement type
-  * then the enemy respawns units, their new units are stronger
-  * support for pieces with multiple hit points
 2. Visual polish
   * multiple square tiles to add variation
   * make the help text indicate (flash, etc.)
+  * visual indications when damage is done but a unit isn't killed
+  * visual indication when a unit is stronger (eg. a little skull or star or something)
 3. Sound effects
-  * on hit
+  * on hit, especially when the unit isn't killed
   * if possible, a small bit of background music
 4. New units
 5. Further visual polish
+  * animate the piece making the attack, and returning to it's spot
 
 Bugs of note:
 
diff --git a/src/Game.gd b/src/Game.gd
index e1381db..60d2151 100644
--- a/src/Game.gd
+++ b/src/Game.gd
@@ -35,6 +35,7 @@ var ai_piece = null
 var reinforcements = null
 var reinforcements_size = 0
 var reinforcements_coords = []
+var reinforcement_buff = null
 
 const on_ai_lose_piece = {
 	50: "/root/Game/Huh",
@@ -259,8 +260,14 @@ func _ready():
 	get_node("/root/Game/EndMenu/VBoxContainer/Quit").connect("pressed", self, "_on_quit_game_pressed")
 	get_node("/root/Game/EndMenu/VBoxContainer/Fail Game").connect("pressed", self, "_on_fail_game")
 	get_node("/root/Game/EndMenu/VBoxContainer/Win Game").connect("pressed", self, "_on_win_game")
+	get_node("/root/Game/PanelRight/VBox/PieceInfo").connect("stat_change_requested", self, "_on_piece_stat_change_requested")
 	reset_game_state()
 
+func _on_piece_stat_change_requested(piece, attribute, value):
+	if piece.get(attribute) != null:
+		piece.set(attribute, value)
+	get_node("/root/Game/PanelRight/VBox/PieceInfo").set_piece_info(piece)
+
 func _input(ev):
 	if Input.is_action_just_pressed("ui_cancel"):
 		print(ev)
@@ -409,6 +416,13 @@ func _on_new_turn():
 				var square = self.board_squares[coord]
 				if square['piece'] == null:
 					new_piece(square['reinforcement'], "opponent", coord)
+					square = self.board_squares[coord]
+					if self.reinforcement_buff != null:
+						square['piece'].speed += self.reinforcement_buff
+						square['piece'].damage += self.reinforcement_buff
+						square['piece'].health += self.reinforcement_buff
+						if self.reinforcement_buff >= 5:
+							square['piece'].health = true
 				else:
 					print("Reinforcement arrival at ", coord, " blocked by piece!")
 					get_node("BottomBar/Help").set_text("Reinforcement at " + str(coord) + " telefragged.")
@@ -429,6 +443,10 @@ func _on_new_turn():
 		get_node("BottomBar/Help").set_text("Multiple opponent reinforcements detected inbound")
 		get_node("/root/Game/ThinkYouCan").play()
 		self.flash_help = 3
+		if self.reinforcement_buff != null:
+			self.reinforcement_buff += 1
+		if self.reinforcement_buff == null:
+			self.reinforcement_buff = 0
 	if self.reinforcements == null and not just_spawned:
 		var chance = lerp(0, 50, 1 - float(opponent_pieces.size())/16.0)
 		var i = self.rng.randi() % 100
@@ -495,19 +513,26 @@ func _process(delta):
 				# End movement
 				var square = square_of_piece(self.ai_piece)
 				if target_square['piece'] != null:
-					# @TODO If the target doesn't die, we need to bounce back
-					target_square['piece'].queue_free()
-					square['piece'].kills += 1
-					get_node("PanelRight/VBox/PieceInfo").set_piece_info(square['piece'])
-					var c = self.rng.randi() % 100
-					var index_to_play = null
-					for idx in self.on_player_lose_piece.keys():
-						if c < idx:
-							break
-						index_to_play = idx
-					if index_to_play != null:
-						print("ai loss Chance to play: ", c, " got index ", index_to_play)
-						get_node(self.on_player_lose_piece[index_to_play]).play()
+					if square['piece'].damage >= target_square['piece'].health:
+						target_square['piece'].queue_free()
+						square['piece'].kills += 1
+						get_node("PanelRight/VBox/PieceInfo").set_piece_info(square['piece'])
+						var c = self.rng.randi() % 100
+						var index_to_play = null
+						for idx in self.on_player_lose_piece.keys():
+							if c < idx:
+								break
+							index_to_play = idx
+						if index_to_play != null:
+							print("ai loss Chance to play: ", c, " got index ", index_to_play)
+							get_node(self.on_player_lose_piece[index_to_play]).play()
+					else:
+						# Deal damage
+						target_square['piece'].health -= square['piece'].damage
+						# @TODO Sound effect
+						# @TODO Visual indication of damage dealt
+						# Bounce piece back
+						target_square = square
 				square['piece'] = null
 				target_square['piece'] = self.ai_piece
 				self.ai_piece.set_position(Vector2(target_square['x']*128, target_square['y']*128))
@@ -579,18 +604,24 @@ func _physics_process(delta):
 					var dest_square = self.board_squares[dest]
 					if dest_square['piece'] != null:
 						# @TODO If the target doesn't die, we need to bounce back
-						dest_square['piece'].queue_free()
-						square['piece'].kills += 1
-						get_node("PanelRight/VBox/PieceInfo").set_piece_info(square['piece'])
-						var c = self.rng.randi() % 100
-						var index_to_play = null
-						for idx in self.on_ai_lose_piece.keys():
-							if c < idx:
-								break
-							index_to_play = idx;
-						if index_to_play != null:
-							print("ai loss Chance to play: ", c, " got index ", index_to_play)
-							get_node(self.on_ai_lose_piece[index_to_play]).play()
+						if square['piece'].damage >= dest_square['piece'].health:
+							dest_square['piece'].queue_free()
+							square['piece'].kills += 1
+							get_node("PanelRight/VBox/PieceInfo").set_piece_info(square['piece'])
+							var c = self.rng.randi() % 100
+							var index_to_play = null
+							for idx in self.on_ai_lose_piece.keys():
+								if c < idx:
+									break
+								index_to_play = idx;
+							if index_to_play != null:
+								print("ai loss Chance to play: ", c, " got index ", index_to_play)
+								get_node(self.on_ai_lose_piece[index_to_play]).play()
+						else:
+							# @TODO Play a sound effect
+							# @TODO Visual indication of damage dealt
+							dest_square['piece'].health -= square['piece'].damage
+							dest_square = square
 					square['piece'] = null
 					dest_square['piece'] = piece
 					piece.set_position(Vector2(dest_square['x']*128, dest_square['y']*128))
diff --git a/src/PieceDetails.gd b/src/PieceDetails.gd
index 3578977..a53a357 100644
--- a/src/PieceDetails.gd
+++ b/src/PieceDetails.gd
@@ -5,16 +5,41 @@ extends Control
 # var a = 2
 # var b = "text"
 
+signal stat_change_requested
+
+var last_piece = null
 
 # Called when the node enters the scene tree for the first time.
 func _ready():
 	pass # Replace with function body.
 
 func set_piece_info(piece):
+	self.last_piece = piece
 	get_node("Vbox/Damage/Label").set_text(str(piece.damage))
 	get_node("Vbox/Movement/Label").set_text(str(piece.speed))
 	get_node("Vbox/Health/Label").set_text(str(piece.health))
 	get_node("Vbox/Kills/Label").set_text(str(piece.kills))
+	if piece.jump:
+		get_node("Vbox/Jump").set_text("Can jump")
+		get_node("Vbox/CheckButton").set_pressed(true)
+	else:
+		get_node("Vbox/Jump").set_text("Cannot jump")
+		get_node("Vbox/CheckButton").set_pressed(false)
 # Called every frame. 'delta' is the elapsed time since the previous frame.
 #func _process(delta):
 #	pass
+
+func _on_UpMovement_pressed():
+	emit_signal("stat_change_requested", self.last_piece, "speed", self.last_piece.speed + 1)
+
+
+func _on_UpHealth_pressed():
+	emit_signal("stat_change_requested", self.last_piece, "health", self.last_piece.health + 1)
+
+
+func _on_UpDamage_pressed():
+	emit_signal("stat_change_requested", self.last_piece, "damage", self.last_piece.damage + 1)
+
+
+func _on_CheckButton_toggled(button_pressed):
+	emit_signal("stat_change_requested", self.last_piece, "jump", button_pressed)
diff --git a/src/PieceDetails.tscn b/src/PieceDetails.tscn
index 702d098..14b3fe5 100644
--- a/src/PieceDetails.tscn
+++ b/src/PieceDetails.tscn
@@ -1,4 +1,4 @@
-[gd_scene load_steps=8 format=2]
+[gd_scene load_steps=10 format=2]
 
 [ext_resource path="res://src/font_32.tres" type="DynamicFont" id=1]
 [ext_resource path="res://assets/export/health.png" type="Texture" id=2]
@@ -7,6 +7,11 @@
 [ext_resource path="res://assets/export/attack.png" type="Texture" id=5]
 [ext_resource path="res://assets/export/kills.png" type="Texture" id=6]
 [ext_resource path="res://src/PieceDetails.gd" type="Script" id=7]
+[ext_resource path="res://assets/source/Bitstream Vera Sans Mono Bold Nerd Font Complete.ttf" type="DynamicFontData" id=8]
+
+[sub_resource type="DynamicFont" id=1]
+size = 20
+font_data = ExtResource( 8 )
 
 [node name="Control" type="Control"]
 anchor_right = 1.0
@@ -19,6 +24,9 @@ __meta__ = {
 [node name="Vbox" type="VBoxContainer" parent="."]
 margin_right = 40.0
 margin_bottom = 40.0
+__meta__ = {
+"_edit_use_anchors_": false
+}
 
 [node name="Label" type="Label" parent="Vbox"]
 margin_right = 190.0
@@ -50,10 +58,16 @@ __meta__ = {
 "_editor_description_": ""
 }
 
-[node name="Health" type="HBoxContainer" parent="Vbox"]
+[node name="UpMovement" type="Button" parent="Vbox"]
 margin_top = 151.0
 margin_right = 190.0
-margin_bottom = 215.0
+margin_bottom = 171.0
+text = "Increase Movement"
+
+[node name="Health" type="HBoxContainer" parent="Vbox"]
+margin_top = 175.0
+margin_right = 190.0
+margin_bottom = 239.0
 
 [node name="TextureRect" type="TextureRect" parent="Vbox/Health"]
 material = ExtResource( 3 )
@@ -69,10 +83,16 @@ margin_bottom = 51.0
 custom_fonts/font = ExtResource( 1 )
 text = "1	"
 
-[node name="Damage" type="HBoxContainer" parent="Vbox"]
-margin_top = 219.0
+[node name="UpHealth" type="Button" parent="Vbox"]
+margin_top = 243.0
 margin_right = 190.0
-margin_bottom = 283.0
+margin_bottom = 263.0
+text = "Increase health"
+
+[node name="Damage" type="HBoxContainer" parent="Vbox"]
+margin_top = 267.0
+margin_right = 190.0
+margin_bottom = 331.0
 
 [node name="TextureRect" type="TextureRect" parent="Vbox/Damage"]
 material = ExtResource( 3 )
@@ -88,10 +108,16 @@ margin_bottom = 51.0
 custom_fonts/font = ExtResource( 1 )
 text = "1"
 
-[node name="Kills" type="HBoxContainer" parent="Vbox"]
-margin_top = 287.0
+[node name="UpDamage" type="Button" parent="Vbox"]
+margin_top = 335.0
 margin_right = 190.0
-margin_bottom = 351.0
+margin_bottom = 355.0
+text = "Increase damage"
+
+[node name="Kills" type="HBoxContainer" parent="Vbox"]
+margin_top = 359.0
+margin_right = 190.0
+margin_bottom = 423.0
 
 [node name="TextureRect" type="TextureRect" parent="Vbox/Kills"]
 material = ExtResource( 3 )
@@ -106,3 +132,20 @@ margin_right = 87.0
 margin_bottom = 51.0
 custom_fonts/font = ExtResource( 1 )
 text = "1"
+
+[node name="Jump" type="Label" parent="Vbox"]
+margin_top = 427.0
+margin_right = 190.0
+margin_bottom = 451.0
+custom_fonts/font = SubResource( 1 )
+text = "Cannot jump"
+
+[node name="CheckButton" type="CheckButton" parent="Vbox"]
+margin_top = 455.0
+margin_right = 190.0
+margin_bottom = 495.0
+text = "Jump"
+[connection signal="pressed" from="Vbox/UpMovement" to="." method="_on_UpMovement_pressed"]
+[connection signal="pressed" from="Vbox/UpHealth" to="." method="_on_UpHealth_pressed"]
+[connection signal="pressed" from="Vbox/UpDamage" to="." method="_on_UpDamage_pressed"]
+[connection signal="toggled" from="Vbox/CheckButton" to="." method="_on_CheckButton_toggled"]