diff --git a/app/controllers/combats_controller.rb b/app/controllers/combats_controller.rb
new file mode 100644
index 0000000..ae66e25
--- /dev/null
+++ b/app/controllers/combats_controller.rb
@@ -0,0 +1,29 @@
+class CombatsController < ApplicationController
+  COMBATS_RENDER_CONFIG = { 
+    left_fighter: { only: CreaturesController::SHOWABLE_ATTRIBUTES },
+    right_fighter: { only: CreaturesController::SHOWABLE_ATTRIBUTES },
+    winner: { only: CreaturesController::SHOWABLE_ATTRIBUTES },
+  }
+
+  def create
+    left_fighter = Creature.find(params[:left_fighter_id])
+    right_fighter = Creature.find(params[:right_fighter_id])
+
+    @combat = Combat.new(create_params)
+    @combat.left_fighter = left_fighter
+    @combat.right_fighter = right_fighter
+    @combat.baston!
+    @combat.left_fighter.save!
+    @combat.right_fighter.save!
+    @combat.save!
+
+    render json: @combat.as_json(include: COMBATS_RENDER_CONFIG)
+  rescue ActiveRecord::RecordNotFound
+    render json: {}, status: 404
+  end
+
+  private
+  def create_params
+    params.require(:combat).permit(:name)
+  end
+end
\ No newline at end of file
diff --git a/app/models/combat.rb b/app/models/combat.rb
index 71f7cc4..d874cad 100644
--- a/app/models/combat.rb
+++ b/app/models/combat.rb
@@ -3,7 +3,7 @@ class Combat < ApplicationRecord
 
   belongs_to :left_fighter, class_name: 'Creature'
   belongs_to :right_fighter, class_name: 'Creature'
-  belongs_to :winner, class_name: 'Creature'
+  belongs_to :winner, class_name: 'Creature', optional: true
 
   def baston!
     return if left_fighter.nil? || right_fighter.nil?
diff --git a/config/routes.rb b/config/routes.rb
index aa692af..c522ad6 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -9,6 +9,9 @@ Rails.application.routes.draw do
   put '/creatures/:id', to: 'creatures#update'
   delete '/creatures/:id', to: 'creatures#destroy'
 
+  # Combats
+  post '/combats', to: 'combats#create'
+
   # Defines the root path route ("/")
   root 'home#welcome'
 end