Implement plasma sword instakill

Zennysoft.Game.Ma/src/items/weapons/Weapon.cs

@@ -55,12 +55,17 @@ public partial class Weapon : EquipableItem
 
   public override int BonusDefense { get => Stats.BonusDefense + _bonusDefense; }
 
+  public override int BonusLuck { get => Stats.BonusLuck + _bonusLuck; }
+
   [Save("weapon_bonus_damage")]
   private int _bonusDamage { get; set; } = 0;
 
   [Save("weapon_bonus_damage")]
   private int _bonusDefense { get; set; } = 0;
 
+  [Save("weapon_bonus_luck")]
+  private int _bonusLuck { get; set; } = 0;
+
   [Export]
   [Save("weapon_stats")]
   public WeaponStats Stats { get; set; } = new WeaponStats();

Zennysoft.Game.Ma/src/items/weapons/WeaponStats.cs

@@ -21,6 +21,10 @@ public partial class WeaponStats : InventoryItemStats
   [Save("weapon_tag")]
   public WeaponTag WeaponTag { get; set; } = WeaponTag.None;
 
+  [Export]
+  [Save("weapon_self_damage")]
+  public int SelfDamage { get; set; } = 0;
+
   [Export]
   public SoundEffect SoundEffect { get; set; } = SoundEffect.WeaponQuickSlash;
 }

Zennysoft.Game.Ma/src/items/weapons/resources/PlasmaSword.tres

@@ -7,14 +7,15 @@
 script = ExtResource("2_rgna4")
 AttackSpeed = 1.0
 WeaponElement = 0
-WeaponTag = 0
+WeaponTag = 7
+SelfDamage = 0
 SoundEffect = 22
 Name = "Plasma Sword"
 Description = "Has the power to occasionally instantly disintegrate an enemy"
-SpawnRate = 0.05
-BonusAttack = 14
+SpawnRate = 0.5
+BonusAttack = 0
 BonusDefense = 0
-BonusLuck = 0.05
+BonusLuck = 10
 BonusHP = 0
 BonusVT = 0
 AeolicResistance = 0