diff --git a/.idea/jarRepositories.xml b/.idea/jarRepositories.xml
index 4158879..4e0bf3c 100644
--- a/.idea/jarRepositories.xml
+++ b/.idea/jarRepositories.xml
@@ -16,5 +16,10 @@
       <option name="name" value="JBoss Community repository" />
       <option name="url" value="https://repository.jboss.org/nexus/content/repositories/public/" />
     </remote-repository>
+    <remote-repository>
+      <option name="id" value="central" />
+      <option name="name" value="Central Repository" />
+      <option name="url" value="https://mirror-maven.runflare.com/maven2" />
+    </remote-repository>
   </component>
 </project>
\ No newline at end of file
diff --git a/Java-Knight/src/main/java/org/project/Main.java b/Java-Knight/src/main/java/org/project/Main.java
index 6bde20e..f72cfce 100644
--- a/Java-Knight/src/main/java/org/project/Main.java
+++ b/Java-Knight/src/main/java/org/project/Main.java
@@ -9,7 +9,21 @@ public class Main {
     public static void main(String[] args) {
         // TODO: ADD LOCATIONS TO YOUR GAME
         List<Location> locations = new ArrayList<>();
+        Location forest = new Location("Forest");
+        Location cave = new Location("Cave");
+
+        forest.addLocation(cave);
+        cave.addLocation(forest);
+
+        locations.add(forest);
+        locations.add(cave);
 
         // TODO: IMPLEMENT GAMEPLAY
+        System.out.println("Game started!");
+        System.out.println("Locations created: ");
+
+        for (Location loc : locations) {
+            System.out.println("- " + loc.getName());
+        }
     }
 }
\ No newline at end of file
diff --git a/Java-Knight/src/main/java/org/project/entity/enemies/Enemy.java b/Java-Knight/src/main/java/org/project/entity/enemies/Enemy.java
index e019acb..0007438 100644
--- a/Java-Knight/src/main/java/org/project/entity/enemies/Enemy.java
+++ b/Java-Knight/src/main/java/org/project/entity/enemies/Enemy.java
@@ -1,33 +1,53 @@
 package org.project.entity.enemies;
 
+import org.project.entity.Entity;
 import org.project.item.weapons.Weapon;
 
 // TODO: UPDATE IMPLEMENTATION
-public abstract class Enemy {
-    Weapon weapon;
+public abstract class Enemy implements Entity {
+    protected Weapon weapon;
+
     private int hp;
+    private int maxHP;
+
     private int mp;
+    private int maxMP;
 
     public Enemy(int hp, int mp, Weapon weapon) {
         this.hp = hp;
+        this.maxHP= hp;
+
         this.mp = mp;
+        this.maxMP= mp;
 
         this.weapon = weapon;
     }
 
     @Override
     public void takeDamage(int damage) {
-        hp -= damage;
-    }
 
+        hp -= damage;
+        if (hp < 0) hp = 0;
+    }
+    @Override
+    public void heal(int health){
+        hp+= health;
+        if (hp>maxHP){
+            hp=maxHP;
+        }
+    }
     public int getHp() {
         return hp;
     }
-
+    public int getMaxHP(){
+        return maxHP;
+    }
     public int getMp() {
         return mp;
     }
-
+    public int getMaxMP(){
+        return maxMP;
+    }
     public Weapon getWeapon() {
         return weapon;
     }
diff --git a/Java-Knight/src/main/java/org/project/entity/enemies/Skeleton.java b/Java-Knight/src/main/java/org/project/entity/enemies/Skeleton.java
index 8a6a555..0baa390 100644
--- a/Java-Knight/src/main/java/org/project/entity/enemies/Skeleton.java
+++ b/Java-Knight/src/main/java/org/project/entity/enemies/Skeleton.java
@@ -1,6 +1,51 @@
 package org.project.entity.enemies;
 
+import org.project.entity.Entity;
+
 // TODO: UPDATE IMPLEMENTATION
-public class Skeleton {
-    // TODO: DESIGN ENEMY AND IMPLEMENT THE CONSTRUCTOR
-}
+public class Skeleton extends Enemy {
+
+    private boolean hasRevived;
+
+    public Skeleton() {
+
+        super(
+                80,
+                30,
+                null
+        );
+
+        this.hasRevived = false;
+    }
+
+    @Override
+    public void attack(Entity target) {
+
+    }
+
+    @Override
+    public void defend() {
+
+    }
+
+    @Override
+    public void fillMana(int mana) {
+
+    }
+
+    // Skeleton revive ability (once per battle)
+    @Override
+    public void takeDamage(int damage) {
+
+        super.takeDamage(damage);
+
+        if (getHp() <= 0 && !hasRevived) {
+
+            hasRevived = true;
+
+            System.out.println("Skeleton revived!");
+
+            heal(getMaxHP() / 2);
+        }
+    }
+}
\ No newline at end of file
diff --git a/Java-Knight/src/main/java/org/project/entity/players/Knight.java b/Java-Knight/src/main/java/org/project/entity/players/Knight.java
index 14d8fa2..39c292f 100644
--- a/Java-Knight/src/main/java/org/project/entity/players/Knight.java
+++ b/Java-Knight/src/main/java/org/project/entity/players/Knight.java
@@ -1,6 +1,22 @@
 package org.project.entity.players;
 
+import org.project.item.armors.Armor;
+import org.project.item.armors.KnightArmor;
+import org.project.item.weapons.Sword;
+import org.project.item.weapons.Weapon;
+
 // TODO: UPDATE IMPLEMENTATION
-public class Knight {
-    // TODO: DESIGN KNIGHT'S WEAPON AND ARMOR AND IMPLEMENT THE CONSTRUCTOR
+
+  public class Knight extends Player{
+      // TODO: DESIGN KNIGHT'S WEAPON AND ARMOR AND IMPLEMENT THE CONSTRUCTOR
+      public Knight(String name) {
+          super(
+                  name,
+                  120,
+                  60,
+                  new Sword(),
+                  new KnightArmor()
+          );
+      }
+
 }
diff --git a/Java-Knight/src/main/java/org/project/entity/players/Player.java b/Java-Knight/src/main/java/org/project/entity/players/Player.java
index ff5385c..8fbbc78 100644
--- a/Java-Knight/src/main/java/org/project/entity/players/Player.java
+++ b/Java-Knight/src/main/java/org/project/entity/players/Player.java
@@ -5,7 +5,7 @@ import org.project.item.armors.Armor;
 import org.project.item.weapons.Weapon;
 
 // TODO: UPDATE IMPLEMENTATION
-public abstract class Player {
+public abstract class Player implements Entity {
     protected String name;
     Weapon weapon;
     Armor armor;
@@ -18,7 +18,7 @@ public abstract class Player {
         this.name = name;
         this.hp = hp;
         this.mp = mp;
-
+        this.maxMP = mp;
         this.weapon = weapon;
         this.armor = armor;
     }
@@ -31,6 +31,7 @@ public abstract class Player {
     @Override
     public void defend() {
        // TODO
+        System.out.println(name+ "is defending!");
     }
 
 
diff --git a/Java-Knight/src/main/java/org/project/item/armors/Armor.java b/Java-Knight/src/main/java/org/project/item/armors/Armor.java
index 7ca8774..ad0a835 100644
--- a/Java-Knight/src/main/java/org/project/item/armors/Armor.java
+++ b/Java-Knight/src/main/java/org/project/item/armors/Armor.java
@@ -2,8 +2,10 @@ package org.project.item.armors;
 
 // TODO: UPDATE IMPLEMENTATION
 public abstract class Armor {
+
     private int defense;
     private int maxDefense;
+
     private int durability;
     private int maxDurability;
 
@@ -11,7 +13,12 @@ public abstract class Armor {
 
     public Armor(int defense, int durability) {
         this.defense = defense;
+        this.maxDefense = defense;
+
         this.durability = durability;
+        this.maxDurability =durability;
+
+        this.isBroke=false;
     }
 
     public void checkBreak() {
@@ -23,9 +30,15 @@ public abstract class Armor {
 
     // TODO: (BONUS) UPDATE THE REPAIR METHOD
     public void repair() {
+        if (!isBroke){
+            System.out.println("Armor is not broken.");
+            return;
+        }
+
         isBroke = false;
         defense = maxDefense;
         durability = maxDurability;
+        System.out.println("Armor repaired!");
     }
 
     public int getDefense() {
diff --git a/Java-Knight/src/main/java/org/project/item/armors/KnightArmor.java b/Java-Knight/src/main/java/org/project/item/armors/KnightArmor.java
index eb59a46..c1b61bb 100644
--- a/Java-Knight/src/main/java/org/project/item/armors/KnightArmor.java
+++ b/Java-Knight/src/main/java/org/project/item/armors/KnightArmor.java
@@ -1,6 +1,12 @@
 package org.project.item.armors;
 
 // TODO: UPDATE IMPLEMENTATION
-public class KnightArmor {
-    // TODO: DESIGN ARMOR'S ATTRIBUTES IMPLEMENT THE CONSTRUCTOR
+public class KnightArmor extends Armor{
+    // TODO: DESIGN ARMOR'S ATTRIBUTES IMPLEMENT THE CONSTRUCTO
+    public KnightArmor(){
+    super(
+            15,
+            120
+    );
+}
 }
\ No newline at end of file
diff --git a/Java-Knight/src/main/java/org/project/item/consumables/Consumable.java b/Java-Knight/src/main/java/org/project/item/consumables/Consumable.java
index 028e13d..454b419 100644
--- a/Java-Knight/src/main/java/org/project/item/consumables/Consumable.java
+++ b/Java-Knight/src/main/java/org/project/item/consumables/Consumable.java
@@ -1,8 +1,11 @@
 package org.project.item.consumables;
 
+import org.project.item.Item;
+
 // TODO: UPDATE IMPLEMENTATION
-public abstract class Consumable {
+public abstract class Consumable implements Item {
     /*
     TODO: ADD OTHER REQUIRED AND BONUS METHODS
     */
+    public abstract void use();
 }
diff --git a/Java-Knight/src/main/java/org/project/item/consumables/Flask.java b/Java-Knight/src/main/java/org/project/item/consumables/Flask.java
index c0e7a6d..f77c32a 100644
--- a/Java-Knight/src/main/java/org/project/item/consumables/Flask.java
+++ b/Java-Knight/src/main/java/org/project/item/consumables/Flask.java
@@ -3,14 +3,25 @@ package org.project.item.consumables;
 import org.project.entity.Entity;
 
 // TODO: UPDATE IMPLEMENTATION
-public class Flask {
+  public abstract class Flask extends Consumable {
+
     /*
     THIS IS AN EXAMPLE OF A CONSUMABLE DESIGN.
     */
+    public Flask(){
+
+    }
 
     // TODO: UPDATE USE METHOD
     @Override
     public void use(Entity target) {
-        target.heal(target.getMaxHP() / 10);
+        int healAmount = target.getMaxHP() / 10;
+        target.heal(healAmount);
+        System.out.println("Flask used! Healed"+ healAmount+ "HP.");
+    }
+
+    @Override
+    public void use() {
+
     }
 }
diff --git a/Java-Knight/src/main/java/org/project/item/weapons/Sword.java b/Java-Knight/src/main/java/org/project/item/weapons/Sword.java
index 96226ee..a2997ab 100644
--- a/Java-Knight/src/main/java/org/project/item/weapons/Sword.java
+++ b/Java-Knight/src/main/java/org/project/item/weapons/Sword.java
@@ -5,7 +5,8 @@ import org.project.entity.Entity;
 import java.util.ArrayList;
 
 // TODO: UPDATE IMPLEMENTATION
-public class Sword {
+public class Sword extends Weapon {
+
     /*
     THIS IS AN EXAMPLE OF A WEAPON DESIGN.
     */
@@ -13,14 +14,33 @@ public class Sword {
     int abilityCharge;
 
     public Sword() {
-        // TODO: DESIGN SWORD'S ATTRIBUTES IMPLEMENT THE CONSTRUCTOR
+
+        super(
+                25,  // damage
+                10   // manaCost
+        );
+
+        this.abilityCharge = 0;
     }
 
     // TODO: (BONUS) UPDATE THE UNIQUE ABILITY
     public void uniqueAbility(ArrayList<Entity> targets) {
+
         abilityCharge += 2;
+
+        System.out.println("Sword Unique Ability Activated!");
+
+        int damage = getDamage();
+
+        // BONUS EFFECT: charged attack
+        if (abilityCharge >= 4) {
+            damage *= 2;
+            abilityCharge = 0;
+            System.out.println("POWER STRIKE!");
+        }
+
         for (Entity target : targets) {
-            target.takeDamage(getDamage());
+            target.takeDamage(damage);
         }
     }
-}
+}
\ No newline at end of file
diff --git a/Java-Knight/src/main/java/org/project/item/weapons/Weapon.java b/Java-Knight/src/main/java/org/project/item/weapons/Weapon.java
index cb9fcf2..a78ff13 100644
--- a/Java-Knight/src/main/java/org/project/item/weapons/Weapon.java
+++ b/Java-Knight/src/main/java/org/project/item/weapons/Weapon.java
@@ -1,12 +1,13 @@
 package org.project.item.weapons;
 
 import org.project.entity.Entity;
+import org.project.item.Item;
 
 // TODO: UPDATE IMPLEMENTATION
-public abstract class Weapon {
+public abstract class Weapon implements Item {
+
     private int damage;
     private int manaCost;
-
     /*
     TODO: ADD OTHER REQUIRED AND BONUS ATTRIBUTES
     */
@@ -24,12 +25,10 @@ public abstract class Weapon {
     public int getDamage() {
         return damage;
     }
-
     public int getManaCost() {
         return manaCost;
     }
-
     /*
     TODO: ADD OTHER REQUIRED AND BONUS METHODS
     */
-}
+}
\ No newline at end of file
diff --git a/Java-Knight/src/main/java/org/project/location/Location.java b/Java-Knight/src/main/java/org/project/location/Location.java
index b0b4b98..414aa42 100644
--- a/Java-Knight/src/main/java/org/project/location/Location.java
+++ b/Java-Knight/src/main/java/org/project/location/Location.java
@@ -5,13 +5,29 @@ import org.project.entity.enemies.Enemy;
 import java.util.ArrayList;
 
 public class Location {
+
     private String name;
 
     private ArrayList<Enemy> enemies;
 
-    public Location(ArrayList<Location> locations, ArrayList<Enemy> enemies) {
-        this.locations = locations;
-        this.enemies = enemies;
+    private ArrayList<Location> connectedLocations;
+
+    public Location(String name) {
+
+        this.name = name;
+
+        this.enemies = new ArrayList<>();
+        this.connectedLocations = new ArrayList<>();
+    }
+
+    // add enemy to location
+    public void addEnemy(Enemy enemy) {
+        enemies.add(enemy);
+    }
+
+    // connect locations (for movement system)
+    public void addLocation(Location location) {
+        connectedLocations.add(location);
     }
 
     public String getName() {
@@ -19,10 +35,10 @@ public class Location {
     }
 
     public ArrayList<Location> getLocations() {
-        return locations;
+        return connectedLocations;
     }
 
     public ArrayList<Enemy> getEnemies() {
         return enemies;
     }
-}
+}
\ No newline at end of file
diff --git a/Java-Knight/target/classes/org/project/Main.class b/Java-Knight/target/classes/org/project/Main.class
new file mode 100644
index 0000000..8fd5677
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diff --git a/Java-Knight/target/classes/org/project/entity/Entity.class b/Java-Knight/target/classes/org/project/entity/Entity.class
new file mode 100644
index 0000000..5cfcdf2
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diff --git a/Java-Knight/target/classes/org/project/entity/enemies/Enemy.class b/Java-Knight/target/classes/org/project/entity/enemies/Enemy.class
new file mode 100644
index 0000000..78a0e4e
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diff --git a/Java-Knight/target/classes/org/project/entity/enemies/Skeleton.class b/Java-Knight/target/classes/org/project/entity/enemies/Skeleton.class
new file mode 100644
index 0000000..dc3d4b2
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diff --git a/Java-Knight/target/classes/org/project/entity/players/Knight.class b/Java-Knight/target/classes/org/project/entity/players/Knight.class
new file mode 100644
index 0000000..8360669
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diff --git a/Java-Knight/target/classes/org/project/entity/players/Player.class b/Java-Knight/target/classes/org/project/entity/players/Player.class
new file mode 100644
index 0000000..7edad0a
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diff --git a/Java-Knight/target/classes/org/project/item/Item.class b/Java-Knight/target/classes/org/project/item/Item.class
new file mode 100644
index 0000000..3db1242
Binary files /dev/null and b/Java-Knight/target/classes/org/project/item/Item.class differ
diff --git a/Java-Knight/target/classes/org/project/item/armors/Armor.class b/Java-Knight/target/classes/org/project/item/armors/Armor.class
new file mode 100644
index 0000000..dd2aa18
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diff --git a/Java-Knight/target/classes/org/project/item/armors/KnightArmor.class b/Java-Knight/target/classes/org/project/item/armors/KnightArmor.class
new file mode 100644
index 0000000..ef0ee93
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diff --git a/Java-Knight/target/classes/org/project/item/consumables/Consumable.class b/Java-Knight/target/classes/org/project/item/consumables/Consumable.class
new file mode 100644
index 0000000..66c04a2
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diff --git a/Java-Knight/target/classes/org/project/item/consumables/Flask.class b/Java-Knight/target/classes/org/project/item/consumables/Flask.class
new file mode 100644
index 0000000..89f37ad
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diff --git a/Java-Knight/target/classes/org/project/item/weapons/Sword.class b/Java-Knight/target/classes/org/project/item/weapons/Sword.class
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index 0000000..4292029
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diff --git a/Java-Knight/target/classes/org/project/item/weapons/Weapon.class b/Java-Knight/target/classes/org/project/item/weapons/Weapon.class
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index 0000000..9ab153c
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diff --git a/Java-Knight/target/classes/org/project/location/Location.class b/Java-Knight/target/classes/org/project/location/Location.class
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index 0000000..99cd35b
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