diff --git a/app/models/bet.rb b/app/models/bet.rb
new file mode 100644
index 0000000..d9a736d
--- /dev/null
+++ b/app/models/bet.rb
@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+class Bet < ApplicationRecord
+  belongs_to :user
+  belongs_to :match
+  belongs_to :team, optional: true
+end
diff --git a/app/models/match.rb b/app/models/match.rb
index bc80977..7891276 100644
--- a/app/models/match.rb
+++ b/app/models/match.rb
@@ -5,7 +5,9 @@ class Match < ApplicationRecord
 
   belongs_to :stage, optional: true
   belongs_to :group, optional: true
+
   has_many :match_scores, dependent: :destroy
+  has_many :bets, dependent: :destroy
 
   validates :match_scores, length: { maximum: 2 }
 
diff --git a/app/models/team.rb b/app/models/team.rb
index f266f9c..d81563e 100644
--- a/app/models/team.rb
+++ b/app/models/team.rb
@@ -4,6 +4,7 @@ class Team < ApplicationRecord
   belongs_to :tournament, optional: true
   has_many :group_scores, dependent: :destroy
   has_many :match_scores, dependent: :destroy
+  has_many :bets, dependent: :destroy
 
   validates :name, presence: true
 
diff --git a/app/models/user.rb b/app/models/user.rb
index a45995e..c21ab22 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -11,4 +11,5 @@ class User < ApplicationRecord
   validates :username, presence: true, uniqueness: { case_sensitive: false }
 
   has_many :tournaments, dependent: :destroy
+  has_many :bets, dependent: :destroy
 end
diff --git a/db/migrate/0001_create_bets.rb b/db/migrate/0001_create_bets.rb
new file mode 100644
index 0000000..08b83ea
--- /dev/null
+++ b/db/migrate/0001_create_bets.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+class CreateBets < ActiveRecord::Migration[5.2]
+  def change
+    create_table :bets do |t|
+      t.references :user, index: true, null: false, foreign_key: { on_delete: :cascade }
+      t.references :match, index: true, null: false, foreign_key: { on_delete: :cascade }
+      t.references :team, index: true, null: true, foreign_key: { on_delete: :cascade }
+
+      t.timestamps
+    end
+  end
+end
diff --git a/spec/models/bet_spec.rb b/spec/models/bet_spec.rb
new file mode 100644
index 0000000..06e7a78
--- /dev/null
+++ b/spec/models/bet_spec.rb
@@ -0,0 +1,11 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe Bet, type: :model do
+  describe 'association' do
+    it { should belong_to :user }
+    it { should belong_to :match }
+    it { should belong_to(:team).optional }
+  end
+end
diff --git a/spec/models/match_spec.rb b/spec/models/match_spec.rb
index 1491bfa..6610b96 100644
--- a/spec/models/match_spec.rb
+++ b/spec/models/match_spec.rb
@@ -5,6 +5,7 @@ require 'rails_helper'
 RSpec.describe Match, type: :model do
   context 'association' do
     it { should have_many :match_scores }
+    it { should have_many :bets }
     it { should belong_to(:stage).optional }
     it { should belong_to(:group).optional }
   end
diff --git a/spec/models/team_spec.rb b/spec/models/team_spec.rb
index c2f25e3..d6d097e 100644
--- a/spec/models/team_spec.rb
+++ b/spec/models/team_spec.rb
@@ -11,5 +11,6 @@ RSpec.describe Team, type: :model do
     it { should belong_to(:tournament).optional }
     it { should have_many :group_scores }
     it { should have_many :match_scores }
+    it { should have_many :bets }
   end
 end
diff --git a/spec/models/user_spec.rb b/spec/models/user_spec.rb
index 7216b64..83ab130 100644
--- a/spec/models/user_spec.rb
+++ b/spec/models/user_spec.rb
@@ -5,6 +5,7 @@ require 'rails_helper'
 RSpec.describe User, type: :model do
   describe 'association' do
     it { should have_many :tournaments }
+    it { should have_many :bets }
   end
 
   describe 'validation' do