diff --git a/growth/CardInjects/CursorGun/cursor_bullet.gd b/growth/CardInjects/CursorGun/cursor_bullet.gd
index e9787b8..f8d45cf 100644
--- a/growth/CardInjects/CursorGun/cursor_bullet.gd
+++ b/growth/CardInjects/CursorGun/cursor_bullet.gd
@@ -13,17 +13,15 @@ func _on_area_entered(area: Area2D) -> void:
 	if self.get_parent().is_in_group("Virus"):
 		# Prevent friendly fire
 		return
-	print_debug("Cursor bullet hit %s" % area.name)
 	var area_parent = area.get_parent()
 	if (area_parent.is_in_group("Virus")):
-		area_parent.take_hit(damage, self.position.direction_to(area.position) * 200, knockback_strength)
+		area_parent.take_hit(damage, self.position.direction_to(area.position) * 50, knockback_strength)
 		self.queue_free()
 
 func _on_body_entered(body):
 	if self.get_parent() == body:
 		return
-	print_debug("Cursor bullet hit %s" % body.name)
-	body.take_hit(damage, self.position.direction_to(body.position) * 200, knockback_strength)
+	body.take_hit(damage, self.position.direction_to(body.position) * 50, knockback_strength)
 	self.queue_free()
 
 func _on_timer_timeout() -> void:
diff --git a/growth/CardInjects/Katana/katana.gd b/growth/CardInjects/Katana/katana.gd
index 59d89f2..5a1c218 100644
--- a/growth/CardInjects/Katana/katana.gd
+++ b/growth/CardInjects/Katana/katana.gd
@@ -1,7 +1,7 @@
 extends Node2D
 
-@export var damage = 5
-@export var knockback_strength = 3
+@export var damage = 8
+@export var knockback_strength = 2
 
 func _on_area_entered(area: Area2D) -> void:
     if self.get_parent().is_in_group("Virus"):
@@ -9,10 +9,9 @@ func _on_area_entered(area: Area2D) -> void:
         return
     var area_parent = area.get_parent()
     if (area_parent.is_in_group("Virus")):
-        area_parent.take_hit(damage, self.position.direction_to(area.position) * 200, knockback_strength)
+        area_parent.take_hit(damage, self.position.direction_to(area.position) * 100, knockback_strength)
 
 func _on_body_entered(body):
     if self.get_parent() == body:
         return
-    print_debug("Cursor bullet hit %s" % body.name)
-    body.take_hit(damage, self.position.direction_to(body.position) * 200, knockback_strength)
\ No newline at end of file
+    body.take_hit(damage, self.position.direction_to(body.position) * 100, knockback_strength)
\ No newline at end of file
diff --git a/growth/CardInjects/Mine/mine.gd b/growth/CardInjects/Mine/mine.gd
index f1e6910..8bce750 100644
--- a/growth/CardInjects/Mine/mine.gd
+++ b/growth/CardInjects/Mine/mine.gd
@@ -1,5 +1,21 @@
 extends Node2D
 
+@export var damage = 5
+@export var knockback_strength = 4
+
+func _on_area_entered(area: Area2D) -> void:
+    if self.get_parent().is_in_group("Virus"):
+        # Prevent friendly fire
+        return
+    var area_parent = area.get_parent()
+    if (area_parent.is_in_group("Virus")):
+        area_parent.take_hit(damage, self.position.direction_to(area.position) * 50, knockback_strength)
+
+func _on_body_entered(body):
+    if self.get_parent() == body:
+        return
+    body.take_hit(damage, self.position.direction_to(body.position) * 50, knockback_strength)
+
 
 func _on_timer_timeout():
-	self.queue_free()
+    self.queue_free()
\ No newline at end of file
diff --git a/growth/player.gd b/growth/player.gd
index 24949f8..4a51050 100644
--- a/growth/player.gd
+++ b/growth/player.gd
@@ -76,6 +76,7 @@ func dash():
 func _ready():
 	screen_size = get_viewport_rect().size
 	knockback_timer.one_shot = true
+	add_child(knockback_timer);
 
 func _process(delta):
 	update_target_coords();
diff --git a/growth/virus.gd b/growth/virus.gd
index 779583b..65a08a3 100644
--- a/growth/virus.gd
+++ b/growth/virus.gd
@@ -16,6 +16,9 @@ enum ActionState {Blocked, Waiting, Running}
 var spawning_state
 var action_state
 
+var knockback_timer: Timer = Timer.new()
+var knockback = Vector2.ZERO
+
 # temp 0 because of if len == 0 in process
 var targets = [0] # who the virus will attack
 
@@ -24,6 +27,8 @@ func _ready():
 	self.action_state = ActionState.Waiting
 	self.add_to_group("Virus")
 	$AnimationTree.set("parameters/transition/transition_request", "processing")
+	knockback_timer.one_shot = true
+	add_child(knockback_timer);
 
 func _process(delta):
 	if self.spawning_state != SpawningState.Spawned:
@@ -40,9 +45,13 @@ func _process(delta):
 		if shortest_distance < self.attack_range:
 			self.attack(nearest_target)
 
-	# --- move towards nearest target
-	self.position += \
-		self.position.direction_to(nearest_target) * self.speed * delta
+	if knockback_timer.time_left > 0:
+		print_debug("knockback timer left: %f %s" % [knockback_timer.time_left, knockback])
+		self.position += knockback * delta
+	else:
+		# --- move towards nearest target
+		self.position += \
+			self.position.direction_to(nearest_target) * self.speed * delta
 
 func attack(target):
 	# do attack, block until timer
@@ -54,11 +63,12 @@ func set_spawning():
 func set_spawned():
 	self.spawning_state = SpawningState.Spawned
 
-func take_hit(damage, _knockback_vector, _knockback_strength = 1):
+func take_hit(damage, knockback_vector, knockback_strength = 1):
 	$HitSFX.play();
 	health -= damage
 	if health <= 0:
 		queue_free()
-	else:
-		# Flash white for now
-		pass
+	elif knockback_strength > 0:
+		knockback = -knockback_vector;
+		knockback_timer.start(0.2 * knockback_strength);
+		# Flash white?