diff --git a/EntityFrameworkCore.Data/Migrations/20250407083932_AddTeamToLeagueRelationship.Designer.cs b/EntityFrameworkCore.Data/Migrations/20250407083932_AddTeamToLeagueRelationship.Designer.cs
new file mode 100644
index 0000000..8958fbf
--- /dev/null
+++ b/EntityFrameworkCore.Data/Migrations/20250407083932_AddTeamToLeagueRelationship.Designer.cs
@@ -0,0 +1,333 @@
+// <auto-generated />
+using System;
+using EntityFrameworkCore.Data;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace EntityFrameworkCore.Data.Migrations
+{
+    [DbContext(typeof(DeadBallZoneLeagueDbContext))]
+    [Migration("20250407083932_AddTeamToLeagueRelationship")]
+    partial class AddTeamToLeagueRelationship
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder.HasAnnotation("ProductVersion", "9.0.3");
+
+            modelBuilder.Entity("EntityFrameworkCore.Domain.Coach", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("CreatedBy")
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime>("CreatedDate")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("ModifiedBy")
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime>("ModifiedDate")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<int?>("TeamId")
+                        .HasColumnType("INTEGER");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Coaches");
+                });
+
+            modelBuilder.Entity("EntityFrameworkCore.Domain.League", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("CreatedBy")
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime>("CreatedDate")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("ModifiedBy")
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime>("ModifiedDate")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Name")
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Leagues");
+
+                    b.HasData(
+                        new
+                        {
+                            Id = 1,
+                            CreatedDate = new DateTime(2025, 4, 6, 17, 7, 27, 33, DateTimeKind.Unspecified),
+                            ModifiedDate = new DateTime(1, 1, 1, 0, 0, 0, 0, DateTimeKind.Unspecified),
+                            Name = "Local League"
+                        },
+                        new
+                        {
+                            Id = 2,
+                            CreatedDate = new DateTime(2025, 4, 6, 17, 7, 27, 33, DateTimeKind.Unspecified),
+                            ModifiedDate = new DateTime(1, 1, 1, 0, 0, 0, 0, DateTimeKind.Unspecified),
+                            Name = "National League"
+                        },
+                        new
+                        {
+                            Id = 3,
+                            CreatedDate = new DateTime(2025, 4, 6, 17, 7, 27, 33, DateTimeKind.Unspecified),
+                            ModifiedDate = new DateTime(1, 1, 1, 0, 0, 0, 0, DateTimeKind.Unspecified),
+                            Name = "Geosphere"
+                        },
+                        new
+                        {
+                            Id = 4,
+                            CreatedDate = new DateTime(2025, 4, 6, 17, 7, 27, 33, DateTimeKind.Unspecified),
+                            ModifiedDate = new DateTime(1, 1, 1, 0, 0, 0, 0, DateTimeKind.Unspecified),
+                            Name = "Cyber war"
+                        });
+                });
+
+            modelBuilder.Entity("EntityFrameworkCore.Domain.Match", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("AwayTeamId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("CreatedBy")
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime>("CreatedDate")
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime>("Date")
+                        .HasColumnType("TEXT");
+
+                    b.Property<int>("HomeTeamId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("ModifiedBy")
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime>("ModifiedDate")
+                        .HasColumnType("TEXT");
+
+                    b.Property<decimal>("TicketPrice")
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Matches");
+                });
+
+            modelBuilder.Entity("EntityFrameworkCore.Domain.Team", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("CoachId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("CreatedBy")
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime>("CreatedDate")
+                        .HasColumnType("TEXT");
+
+                    b.Property<int>("LeagueId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("ModifiedBy")
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime>("ModifiedDate")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Name")
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("LeagueId");
+
+                    b.ToTable("Teams");
+
+                    b.HasData(
+                        new
+                        {
+                            Id = 1,
+                            CoachId = 0,
+                            CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33, DateTimeKind.Unspecified),
+                            LeagueId = 0,
+                            ModifiedDate = new DateTime(1, 1, 1, 0, 0, 0, 0, DateTimeKind.Unspecified),
+                            Name = "Neo Delhi"
+                        },
+                        new
+                        {
+                            Id = 2,
+                            CoachId = 0,
+                            CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33, DateTimeKind.Unspecified),
+                            LeagueId = 0,
+                            ModifiedDate = new DateTime(1, 1, 1, 0, 0, 0, 0, DateTimeKind.Unspecified),
+                            Name = "Voodoo"
+                        },
+                        new
+                        {
+                            Id = 3,
+                            CoachId = 0,
+                            CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33, DateTimeKind.Unspecified),
+                            LeagueId = 0,
+                            ModifiedDate = new DateTime(1, 1, 1, 0, 0, 0, 0, DateTimeKind.Unspecified),
+                            Name = "Penal X"
+                        },
+                        new
+                        {
+                            Id = 4,
+                            CoachId = 0,
+                            CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33, DateTimeKind.Unspecified),
+                            LeagueId = 0,
+                            ModifiedDate = new DateTime(1, 1, 1, 0, 0, 0, 0, DateTimeKind.Unspecified),
+                            Name = "Neo Tokyo"
+                        },
+                        new
+                        {
+                            Id = 5,
+                            CoachId = 0,
+                            CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33, DateTimeKind.Unspecified),
+                            LeagueId = 0,
+                            ModifiedDate = new DateTime(1, 1, 1, 0, 0, 0, 0, DateTimeKind.Unspecified),
+                            Name = "Neo Barcelona"
+                        },
+                        new
+                        {
+                            Id = 6,
+                            CoachId = 0,
+                            CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33, DateTimeKind.Unspecified),
+                            LeagueId = 0,
+                            ModifiedDate = new DateTime(1, 1, 1, 0, 0, 0, 0, DateTimeKind.Unspecified),
+                            Name = "Neo Manchester"
+                        },
+                        new
+                        {
+                            Id = 7,
+                            CoachId = 0,
+                            CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33, DateTimeKind.Unspecified),
+                            LeagueId = 0,
+                            ModifiedDate = new DateTime(1, 1, 1, 0, 0, 0, 0, DateTimeKind.Unspecified),
+                            Name = "Neo Bangkok"
+                        },
+                        new
+                        {
+                            Id = 8,
+                            CoachId = 0,
+                            CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33, DateTimeKind.Unspecified),
+                            LeagueId = 0,
+                            ModifiedDate = new DateTime(1, 1, 1, 0, 0, 0, 0, DateTimeKind.Unspecified),
+                            Name = "Neo Amsterdam"
+                        },
+                        new
+                        {
+                            Id = 9,
+                            CoachId = 0,
+                            CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33, DateTimeKind.Unspecified),
+                            LeagueId = 0,
+                            ModifiedDate = new DateTime(1, 1, 1, 0, 0, 0, 0, DateTimeKind.Unspecified),
+                            Name = "Killaklowns"
+                        },
+                        new
+                        {
+                            Id = 10,
+                            CoachId = 0,
+                            CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33, DateTimeKind.Unspecified),
+                            LeagueId = 0,
+                            ModifiedDate = new DateTime(1, 1, 1, 0, 0, 0, 0, DateTimeKind.Unspecified),
+                            Name = "Sol"
+                        },
+                        new
+                        {
+                            Id = 11,
+                            CoachId = 0,
+                            CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33, DateTimeKind.Unspecified),
+                            LeagueId = 0,
+                            ModifiedDate = new DateTime(1, 1, 1, 0, 0, 0, 0, DateTimeKind.Unspecified),
+                            Name = "DEC"
+                        },
+                        new
+                        {
+                            Id = 12,
+                            CoachId = 0,
+                            CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33, DateTimeKind.Unspecified),
+                            LeagueId = 0,
+                            ModifiedDate = new DateTime(1, 1, 1, 0, 0, 0, 0, DateTimeKind.Unspecified),
+                            Name = "Leopards"
+                        },
+                        new
+                        {
+                            Id = 13,
+                            CoachId = 0,
+                            CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33, DateTimeKind.Unspecified),
+                            LeagueId = 0,
+                            ModifiedDate = new DateTime(1, 1, 1, 0, 0, 0, 0, DateTimeKind.Unspecified),
+                            Name = "Harlequins"
+                        },
+                        new
+                        {
+                            Id = 14,
+                            CoachId = 0,
+                            CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33, DateTimeKind.Unspecified),
+                            LeagueId = 0,
+                            ModifiedDate = new DateTime(1, 1, 1, 0, 0, 0, 0, DateTimeKind.Unspecified),
+                            Name = "Gladiators"
+                        },
+                        new
+                        {
+                            Id = 15,
+                            CoachId = 0,
+                            CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33, DateTimeKind.Unspecified),
+                            LeagueId = 0,
+                            ModifiedDate = new DateTime(1, 1, 1, 0, 0, 0, 0, DateTimeKind.Unspecified),
+                            Name = "Fiz-O"
+                        });
+                });
+
+            modelBuilder.Entity("EntityFrameworkCore.Domain.Team", b =>
+                {
+                    b.HasOne("EntityFrameworkCore.Domain.League", "League")
+                        .WithMany("Teams")
+                        .HasForeignKey("LeagueId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("League");
+                });
+
+            modelBuilder.Entity("EntityFrameworkCore.Domain.League", b =>
+                {
+                    b.Navigation("Teams");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
diff --git a/EntityFrameworkCore.Data/Migrations/20250407083932_AddTeamToLeagueRelationship.cs b/EntityFrameworkCore.Data/Migrations/20250407083932_AddTeamToLeagueRelationship.cs
new file mode 100644
index 0000000..0345a70
--- /dev/null
+++ b/EntityFrameworkCore.Data/Migrations/20250407083932_AddTeamToLeagueRelationship.cs
@@ -0,0 +1,39 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace EntityFrameworkCore.Data.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddTeamToLeagueRelationship : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateIndex(
+                name: "IX_Teams_LeagueId",
+                table: "Teams",
+                column: "LeagueId");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_Teams_Leagues_LeagueId",
+                table: "Teams",
+                column: "LeagueId",
+                principalTable: "Leagues",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.Cascade);
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_Teams_Leagues_LeagueId",
+                table: "Teams");
+
+            migrationBuilder.DropIndex(
+                name: "IX_Teams_LeagueId",
+                table: "Teams");
+        }
+    }
+}
diff --git a/EntityFrameworkCore.Data/Migrations/DeadBallZoneLeagueDbContextModelSnapshot.cs b/EntityFrameworkCore.Data/Migrations/DeadBallZoneLeagueDbContextModelSnapshot.cs
index de773da..d8494d2 100644
--- a/EntityFrameworkCore.Data/Migrations/DeadBallZoneLeagueDbContextModelSnapshot.cs
+++ b/EntityFrameworkCore.Data/Migrations/DeadBallZoneLeagueDbContextModelSnapshot.cs
@@ -167,6 +167,8 @@ namespace EntityFrameworkCore.Data.Migrations
 
                     b.HasKey("Id");
 
+                    b.HasIndex("LeagueId");
+
                     b.ToTable("Teams");
 
                     b.HasData(
@@ -306,6 +308,22 @@ namespace EntityFrameworkCore.Data.Migrations
                             Name = "Fiz-O"
                         });
                 });
+
+            modelBuilder.Entity("EntityFrameworkCore.Domain.Team", b =>
+                {
+                    b.HasOne("EntityFrameworkCore.Domain.League", "League")
+                        .WithMany("Teams")
+                        .HasForeignKey("LeagueId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("League");
+                });
+
+            modelBuilder.Entity("EntityFrameworkCore.Domain.League", b =>
+                {
+                    b.Navigation("Teams");
+                });
 #pragma warning restore 612, 618
         }
     }