Step 2

app/models/pokemon.rb

@@ -8,7 +8,9 @@
 #  description :text
 #  created_at  :datetime
 #  updated_at  :datetime
+#  user_id     :integer
 #
 
 class Pokemon < ActiveRecord::Base
+  belongs_to :user
 end

app/models/user.rb

@@ -10,4 +10,5 @@
 #
 
 class User < ActiveRecord::Base
+  has_many :pokemons
 end

db/migrate/20141015033026_add_user_id_to_pokemons.rb

@@ -0,0 +1,5 @@
+class AddUserIdToPokemons < ActiveRecord::Migration
+  def change
+    add_column :pokemons, :user_id, :integer
+  end
+end

db/schema.rb

@@ -11,14 +11,15 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20141015022422) do
+ActiveRecord::Schema.define(version: 20141015033026) do
 
   create_table "pokemons", force: true do |t|
     t.string   "name"
     t.integer  "level"
     t.text     "description"
     t.datetime "created_at"
     t.datetime "updated_at"
+    t.integer  "user_id"
   end
 
   create_table "users", force: true do |t|