diff --git a/src/viking.js b/src/viking.js
index fe1febf..715e1ca 100644
--- a/src/viking.js
+++ b/src/viking.js
@@ -1,19 +1,117 @@
-// Soldier
-class Soldier {}
-
-// Viking
-class Viking {}
-
-// Saxon
-class Saxon {}
-
-// War
-class War {}
-
-
-
-// The following is required to make unit tests work.
-/* Environment setup. Do not modify the below code. */
-if (typeof module !== 'undefined') {
-  module.exports = { Soldier, Viking, Saxon, War };
-}
+// Soldier
+class Soldier {
+  constructor (health, strength){
+    this.health = health;
+    this.strength = strength;
+  }
+
+  attack() {
+    return this.strength;
+  }
+
+  receiveDamage(damage) {
+    this.health -= damage;
+  }
+}
+
+// Viking
+class Viking extends Soldier {
+  constructor (name, health, strength) {
+    super (health, strength);
+    this.name = name;
+  }
+
+  receiveDamage(damage) {
+    this.health -= damage;
+    if (this.health > 0) {
+      return `${this.name} has recieved ${damage} points of damage.`;
+    }
+    else {
+      return `${this.name} has died in act of combat`;
+    }
+  }
+
+  battleCry() {
+    return 'Odin Owns You All!'
+  }
+}
+
+// Saxon
+class Saxon extends Soldier {
+  constructor (health, strength, name) {
+    super(health, strength);
+    this.name = name;
+  }
+
+  receiveDamage(damage) {
+    this.health -= damage;
+    if (this.health > 0) {
+      return `${this.name} has recieved ${damage} points of damage.`;
+    }
+    else {
+      return `${this.name} has died in combat`;
+    }
+  }
+}
+
+// War
+class War {
+  constructor() {
+    this.vikingArmy = [];
+    this.saxonArmy = [];
+  }
+
+  addViking(viking) {
+    this.vikingArmy.push(viking);
+  }
+
+  addSaxon(saxon) {
+    this.saxonArmy.push(saxon);
+  }
+
+  vikingAttack() {
+    const randomSaxon = this.saxonArmy[Math.floor(Math.random() * this.saxonArmy.length)];
+    const randomViking = this.vikingArmy[Math.floor(Math.random() * this.vikingArmy.length)];
+
+    const result = randomSaxon.receiveDamage(randomViking.attack());
+
+    if (randomSaxon.health <= 0) {
+      this.saxonArmy = this.saxonArmy.filter(saxon.health > 0);
+    }
+    return result;
+  }
+
+  saxonAttack() {
+    const randomSaxon = this.saxonArmy[Math.floor(Math.random() * this.saxonArmy.length)];
+    const randomViking = this.vikingArmy[Math.floor(Math.random() * this.vikingArmy.length)];
+
+    const result = randomViking.receiveDamage(randomSaxon.attack());
+
+    if (randomViking.health <= 0) {
+      this.vikingArmy = this.vikingArmy.filter(viking.health > 0);
+    }
+    return result;
+  }
+
+  showStatus() {
+    if (this.vikingArmy.length === 0 && this.saxonArmy.length >= 1) {
+      return "Saxons have fought for their lives and survived another day...";
+    }
+
+    else if (this.saxonArmy.length === 0 && this.vikingArmy.length >=1) {
+      return "Vikings have won the war of the Century!";
+    }
+
+    else {
+      return "Vikings and Saxons are still in the thick of battle."
+    }
+  }
+}
+
+
+
+// The following is required to make unit tests work.
+/* Environment setup. Do not modify the below code. */
+if (typeof module !== 'undefined') {
+  module.exports = { Soldier, Viking, Saxon, War };
+}