src/models/bullet/bullet.gd

@@ -33,7 +33,7 @@ func _physics_process(delta):
 			target_center = target.global_position + Vector2(0, 2)
 		self.global_position = self.global_position.move_toward(target_center, delta * speed * speed_modifier)
 	else:
-		call_deferred("free")
+		self.call_deferred("free")
 
 func area_entered(area):
 	var parent = area.get_parent()

src/models/fireball/fireball.gd

@@ -3,7 +3,9 @@ extends KinematicBody2D
 var velocity = Vector2.ZERO
 var sin_timer = .0
 var speed = 64
+var poisoned = false
 var damage = 8
+var frozen = false
 var target
 
 func _physics_process(delta):
@@ -23,4 +25,6 @@ func area_entered(area):
 	var parent = area.get_parent()
 	if parent.is_in_group("enemy"):
 		parent.deal_damage(damage)
+		parent.frozen = frozen
+		parent.poisoned = poisoned
 		call_deferred("free")

src/scripts/enemy_class.gd

@@ -5,16 +5,17 @@ var empty_material = load("res://res/shaders/empty_material.tres")
 var hp
 var dead = false
 var dead_timer = .0
-var poison_damage = 0
+var poisoned = false
 var poisoned_timer = .0
 var speed_multiplier = 1
 var frozen_timer = .0
 var frozen_time = 2
-var freeze_modifier = 1
 var poisoned_time = 3
-var poisoned_damage_timer = .0
+var poisoned_damage = 5
+var poison_damage_timer = .0
 var death_position
 
+var frozen = false
 
 func deal_damage(amount):
 	hp -= amount
@@ -28,7 +29,6 @@ func _process(delta):
 		$Sprite.flip_h = true if player.global_position.x > self.global_position.x else false
 
 func death():
-	if not dead:
 	dead = true
 	$Sprite.playing = false
 	$Area2D.call_deferred("free")
@@ -38,31 +38,30 @@ func death():
 
 func _physics_process(delta):
 	if Global.playing:
+		death_position = self.global_position
 		if dead:
 			self.global_position = death_position
 			dead_timer += delta
 			$Sprite.modulate.a = 1 - (dead_timer * 2)
-		else:
-			death_position = self.global_position
 		if dead_timer >= 0.5:
 			self.call_deferred("free")
 		
-		if poison_damage != 0:
+		if poisoned:
 			poisoned_timer += delta
-			poisoned_damage_timer += delta
+			poison_damage_timer += delta
 			if poisoned_timer >= poisoned_time:
 				poisoned_timer = .0
-				poisoned_damage_timer = .0
-				poison_damage = 0
-			if poisoned_damage_timer >= 1:
-				deal_damage(poison_damage)
+				poison_damage_timer = .0
+				poisoned = false
+			if poison_damage_timer >= 1:
+				deal_damage(poisoned_damage)
 		
-		if freeze_modifier != 1:
+		if frozen:
 			frozen_timer += delta
-			speed_multiplier = freeze_modifier
+			speed_multiplier = 0.5
 			if frozen_timer >= frozen_time:
 				frozen_time = 0
-				freeze_modifier = 1
+				frozen = false
 		else:
 			speed_multiplier = 1