diff --git a/Sources/EntityFramework/LoLDbContext.cs b/Sources/EntityFramework/LoLDbContext.cs
index 57d65a8..6812e57 100644
--- a/Sources/EntityFramework/LoLDbContext.cs
+++ b/Sources/EntityFramework/LoLDbContext.cs
@@ -80,6 +80,7 @@ namespace EntityFramework
 
 
             // Many to Many ChampionEntity - RunePageEntity
+            modelBuilder.Entity<RuneEntity>().HasKey(entity => entity.Name);
             modelBuilder.Entity<RunePageEntity>().HasKey(entity => entity.Name);
             modelBuilder.Entity<RunePageEntity>().ToTable("RunePage");
 
diff --git a/Sources/EntityFramework/Migrations/20230315145258_myMig.Designer.cs b/Sources/EntityFramework/Migrations/20230323203441_manymanymig.Designer.cs
similarity index 65%
rename from Sources/EntityFramework/Migrations/20230315145258_myMig.Designer.cs
rename to Sources/EntityFramework/Migrations/20230323203441_manymanymig.Designer.cs
index 34ce7d8..f36cc78 100644
--- a/Sources/EntityFramework/Migrations/20230315145258_myMig.Designer.cs
+++ b/Sources/EntityFramework/Migrations/20230323203441_manymanymig.Designer.cs
@@ -9,9 +9,9 @@ using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
 
 namespace EntityFramework.Migrations
 {
-    [DbContext(typeof(LoLDBContextWithStub))]
-    [Migration("20230315145258_myMig")]
-    partial class myMig
+    [DbContext(typeof(LoLDbContext))]
+    [Migration("20230323203441_manymanymig")]
+    partial class manymanymig
     {
         /// <inheritdoc />
         protected override void BuildTargetModel(ModelBuilder modelBuilder)
@@ -19,6 +19,21 @@ namespace EntityFramework.Migrations
 #pragma warning disable 612, 618
             modelBuilder.HasAnnotation("ProductVersion", "7.0.2");
 
+            modelBuilder.Entity("ChampionEntityRunePageEntity", b =>
+                {
+                    b.Property<string>("ChampionName")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("RunePageEntitiesName")
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("ChampionName", "RunePageEntitiesName");
+
+                    b.HasIndex("RunePageEntitiesName");
+
+                    b.ToTable("ChampionEntityRunePageEntity");
+                });
+
             modelBuilder.Entity("EntityFramework.ChampionEntity", b =>
                 {
                     b.Property<string>("Name")
@@ -41,44 +56,6 @@ namespace EntityFramework.Migrations
                     b.HasKey("Name");
 
                     b.ToTable("Champion", (string)null);
-
-                    b.HasData(
-                        new
-                        {
-                            Name = "Akali",
-                            Bio = "",
-                            Icon = ""
-                        },
-                        new
-                        {
-                            Name = "Aatrox",
-                            Bio = "",
-                            Icon = ""
-                        },
-                        new
-                        {
-                            Name = "Ahri",
-                            Bio = "",
-                            Icon = ""
-                        },
-                        new
-                        {
-                            Name = "Akshan",
-                            Bio = "",
-                            Icon = ""
-                        },
-                        new
-                        {
-                            Name = "Bard",
-                            Bio = "",
-                            Icon = ""
-                        },
-                        new
-                        {
-                            Name = "Alistar",
-                            Bio = "",
-                            Icon = ""
-                        });
                 });
 
             modelBuilder.Entity("EntityFramework.LargeImageEntity", b =>
@@ -96,6 +73,31 @@ namespace EntityFramework.Migrations
                     b.ToTable("Image");
                 });
 
+            modelBuilder.Entity("EntityFramework.RuneEntity", b =>
+                {
+                    b.Property<string>("Name")
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Name");
+
+                    b.ToTable("Rune");
+                });
+
+            modelBuilder.Entity("EntityFramework.RunePageEntity", b =>
+                {
+                    b.Property<string>("Name")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("RuneName")
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Name");
+
+                    b.HasIndex("RuneName");
+
+                    b.ToTable("RunePage", (string)null);
+                });
+
             modelBuilder.Entity("EntityFramework.SkillEntity", b =>
                 {
                     b.Property<string>("Name")
@@ -147,6 +149,30 @@ namespace EntityFramework.Migrations
                     b.ToTable("Skins");
                 });
 
+            modelBuilder.Entity("ChampionEntityRunePageEntity", b =>
+                {
+                    b.HasOne("EntityFramework.ChampionEntity", null)
+                        .WithMany()
+                        .HasForeignKey("ChampionName")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("EntityFramework.RunePageEntity", null)
+                        .WithMany()
+                        .HasForeignKey("RunePageEntitiesName")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("EntityFramework.RunePageEntity", b =>
+                {
+                    b.HasOne("EntityFramework.RuneEntity", "Rune")
+                        .WithMany()
+                        .HasForeignKey("RuneName");
+
+                    b.Navigation("Rune");
+                });
+
             modelBuilder.Entity("EntityFramework.SkillEntity", b =>
                 {
                     b.HasOne("EntityFramework.ChampionEntity", null)
diff --git a/Sources/EntityFramework/Migrations/20230315145258_myMig.cs b/Sources/EntityFramework/Migrations/20230323203441_manymanymig.cs
similarity index 58%
rename from Sources/EntityFramework/Migrations/20230315145258_myMig.cs
rename to Sources/EntityFramework/Migrations/20230323203441_manymanymig.cs
index 86b3a87..3908652 100644
--- a/Sources/EntityFramework/Migrations/20230315145258_myMig.cs
+++ b/Sources/EntityFramework/Migrations/20230323203441_manymanymig.cs
@@ -2,12 +2,10 @@
 
 #nullable disable
 
-#pragma warning disable CA1814 // Prefer jagged arrays over multidimensional
-
 namespace EntityFramework.Migrations
 {
     /// <inheritdoc />
-    public partial class myMig : Migration
+    public partial class manymanymig : Migration
     {
         /// <inheritdoc />
         protected override void Up(MigrationBuilder migrationBuilder)
@@ -39,6 +37,17 @@ namespace EntityFramework.Migrations
                     table.PrimaryKey("PK_Image", x => x.Id);
                 });
 
+            migrationBuilder.CreateTable(
+                name: "Rune",
+                columns: table => new
+                {
+                    Name = table.Column<string>(type: "TEXT", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Rune", x => x.Name);
+                });
+
             migrationBuilder.CreateTable(
                 name: "SkillEntity",
                 columns: table => new
@@ -79,19 +88,57 @@ namespace EntityFramework.Migrations
                         principalColumn: "Name");
                 });
 
-            migrationBuilder.InsertData(
-                table: "Champion",
-                columns: new[] { "Name", "Bio", "Icon", "Image" },
-                values: new object[,]
+            migrationBuilder.CreateTable(
+                name: "RunePage",
+                columns: table => new
+                {
+                    Name = table.Column<string>(type: "TEXT", nullable: false),
+                    RuneName = table.Column<string>(type: "TEXT", nullable: true)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_RunePage", x => x.Name);
+                    table.ForeignKey(
+                        name: "FK_RunePage_Rune_RuneName",
+                        column: x => x.RuneName,
+                        principalTable: "Rune",
+                        principalColumn: "Name");
+                });
+
+            migrationBuilder.CreateTable(
+                name: "ChampionEntityRunePageEntity",
+                columns: table => new
+                {
+                    ChampionName = table.Column<string>(type: "TEXT", nullable: false),
+                    RunePageEntitiesName = table.Column<string>(type: "TEXT", nullable: false)
+                },
+                constraints: table =>
                 {
-                    { "Aatrox", "", "", null },
-                    { "Ahri", "", "", null },
-                    { "Akali", "", "", null },
-                    { "Akshan", "", "", null },
-                    { "Alistar", "", "", null },
-                    { "Bard", "", "", null }
+                    table.PrimaryKey("PK_ChampionEntityRunePageEntity", x => new { x.ChampionName, x.RunePageEntitiesName });
+                    table.ForeignKey(
+                        name: "FK_ChampionEntityRunePageEntity_Champion_ChampionName",
+                        column: x => x.ChampionName,
+                        principalTable: "Champion",
+                        principalColumn: "Name",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_ChampionEntityRunePageEntity_RunePage_RunePageEntitiesName",
+                        column: x => x.RunePageEntitiesName,
+                        principalTable: "RunePage",
+                        principalColumn: "Name",
+                        onDelete: ReferentialAction.Cascade);
                 });
 
+            migrationBuilder.CreateIndex(
+                name: "IX_ChampionEntityRunePageEntity_RunePageEntitiesName",
+                table: "ChampionEntityRunePageEntity",
+                column: "RunePageEntitiesName");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_RunePage_RuneName",
+                table: "RunePage",
+                column: "RuneName");
+
             migrationBuilder.CreateIndex(
                 name: "IX_SkillEntity_ChampionEntityName",
                 table: "SkillEntity",
@@ -106,6 +153,9 @@ namespace EntityFramework.Migrations
         /// <inheritdoc />
         protected override void Down(MigrationBuilder migrationBuilder)
         {
+            migrationBuilder.DropTable(
+                name: "ChampionEntityRunePageEntity");
+
             migrationBuilder.DropTable(
                 name: "Image");
 
@@ -115,8 +165,14 @@ namespace EntityFramework.Migrations
             migrationBuilder.DropTable(
                 name: "Skins");
 
+            migrationBuilder.DropTable(
+                name: "RunePage");
+
             migrationBuilder.DropTable(
                 name: "Champion");
+
+            migrationBuilder.DropTable(
+                name: "Rune");
         }
     }
 }
diff --git a/Sources/EntityFramework/Migrations/LoLDBContextWithStubModelSnapshot.cs b/Sources/EntityFramework/Migrations/LoLDbContextModelSnapshot.cs
similarity index 64%
rename from Sources/EntityFramework/Migrations/LoLDBContextWithStubModelSnapshot.cs
rename to Sources/EntityFramework/Migrations/LoLDbContextModelSnapshot.cs
index 1bbd357..e65f6fe 100644
--- a/Sources/EntityFramework/Migrations/LoLDBContextWithStubModelSnapshot.cs
+++ b/Sources/EntityFramework/Migrations/LoLDbContextModelSnapshot.cs
@@ -8,14 +8,29 @@ using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
 
 namespace EntityFramework.Migrations
 {
-    [DbContext(typeof(LoLDBContextWithStub))]
-    partial class LoLDBContextWithStubModelSnapshot : ModelSnapshot
+    [DbContext(typeof(LoLDbContext))]
+    partial class LoLDbContextModelSnapshot : ModelSnapshot
     {
         protected override void BuildModel(ModelBuilder modelBuilder)
         {
 #pragma warning disable 612, 618
             modelBuilder.HasAnnotation("ProductVersion", "7.0.2");
 
+            modelBuilder.Entity("ChampionEntityRunePageEntity", b =>
+                {
+                    b.Property<string>("ChampionName")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("RunePageEntitiesName")
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("ChampionName", "RunePageEntitiesName");
+
+                    b.HasIndex("RunePageEntitiesName");
+
+                    b.ToTable("ChampionEntityRunePageEntity");
+                });
+
             modelBuilder.Entity("EntityFramework.ChampionEntity", b =>
                 {
                     b.Property<string>("Name")
@@ -38,44 +53,6 @@ namespace EntityFramework.Migrations
                     b.HasKey("Name");
 
                     b.ToTable("Champion", (string)null);
-
-                    b.HasData(
-                        new
-                        {
-                            Name = "Akali",
-                            Bio = "",
-                            Icon = ""
-                        },
-                        new
-                        {
-                            Name = "Aatrox",
-                            Bio = "",
-                            Icon = ""
-                        },
-                        new
-                        {
-                            Name = "Ahri",
-                            Bio = "",
-                            Icon = ""
-                        },
-                        new
-                        {
-                            Name = "Akshan",
-                            Bio = "",
-                            Icon = ""
-                        },
-                        new
-                        {
-                            Name = "Bard",
-                            Bio = "",
-                            Icon = ""
-                        },
-                        new
-                        {
-                            Name = "Alistar",
-                            Bio = "",
-                            Icon = ""
-                        });
                 });
 
             modelBuilder.Entity("EntityFramework.LargeImageEntity", b =>
@@ -93,6 +70,31 @@ namespace EntityFramework.Migrations
                     b.ToTable("Image");
                 });
 
+            modelBuilder.Entity("EntityFramework.RuneEntity", b =>
+                {
+                    b.Property<string>("Name")
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Name");
+
+                    b.ToTable("Rune");
+                });
+
+            modelBuilder.Entity("EntityFramework.RunePageEntity", b =>
+                {
+                    b.Property<string>("Name")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("RuneName")
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Name");
+
+                    b.HasIndex("RuneName");
+
+                    b.ToTable("RunePage", (string)null);
+                });
+
             modelBuilder.Entity("EntityFramework.SkillEntity", b =>
                 {
                     b.Property<string>("Name")
@@ -144,6 +146,30 @@ namespace EntityFramework.Migrations
                     b.ToTable("Skins");
                 });
 
+            modelBuilder.Entity("ChampionEntityRunePageEntity", b =>
+                {
+                    b.HasOne("EntityFramework.ChampionEntity", null)
+                        .WithMany()
+                        .HasForeignKey("ChampionName")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("EntityFramework.RunePageEntity", null)
+                        .WithMany()
+                        .HasForeignKey("RunePageEntitiesName")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("EntityFramework.RunePageEntity", b =>
+                {
+                    b.HasOne("EntityFramework.RuneEntity", "Rune")
+                        .WithMany()
+                        .HasForeignKey("RuneName");
+
+                    b.Navigation("Rune");
+                });
+
             modelBuilder.Entity("EntityFramework.SkillEntity", b =>
                 {
                     b.HasOne("EntityFramework.ChampionEntity", null)
diff --git a/Sources/EntityFramework/Program.cs b/Sources/EntityFramework/Program.cs
index 818faa5..dfe3c7e 100644
--- a/Sources/EntityFramework/Program.cs
+++ b/Sources/EntityFramework/Program.cs
@@ -1,6 +1,8 @@
 // See https://aka.ms/new-console-template for more information
 using EntityFramework;
 using Microsoft.EntityFrameworkCore;
+using Model;
+using System.Buffers.Text;
 
 using ( var context = new LoLDbContext())
 {
@@ -24,10 +26,10 @@ using ( var context = new LoLDbContext())
     ChampionEntity champSkill = new ChampionEntity { Name="nomSkill", Bio="bioSkill", Icon="iconSkill" };
 
     //SkillEntity s1 = new SkillEntity { Name = "Skill1", Description = "desc", Type = SkillType.Unknown };
-    SkillEntity s2 = new SkillEntity { Name="Skill2", Description="desc2", Type=SkillType.Ultimate };
-    SkillEntity s3 = new SkillEntity { Name = "Skill3", Description = "desc3", Type = SkillType.Passive };
+    SkillEntity s2 = new SkillEntity { Name="Skill2", Description="desc2", Type= EntityFramework.SkillType.Ultimate };
+    SkillEntity s3 = new SkillEntity { Name = "Skill3", Description = "desc3", Type = EntityFramework.SkillType.Passive };
 
-    champSkill.AddSkill(new SkillEntity { Name = "Skill1", Description = "desc", Type = SkillType.Unknown });
+    champSkill.AddSkill(new SkillEntity { Name = "Skill1", Description = "desc", Type = EntityFramework.SkillType.Unknown });
     champSkill.AddSkill(s2);
     champSkill.AddSkill(s3);
 
@@ -75,4 +77,15 @@ using ( var context = new LoLDbContext())
     context.SaveChanges();
 
 
+    var r1 = new RuneEntity { Name = "Rune1", Description = "aaa", Family = EnumRuneFamily.Domination, Image = new LargeImage("base") };
+    var r2 = new RuneEntity { Name = "Rune2", Description = "aaa", Family = EnumRuneFamily.Domination, Image = new LargeImage("base") };
+    var corichard = new ChampionEntity { Name = "Corichard", Bio = "biobio", Icon = "Icon.png" };
+    var pintrand = new ChampionEntity { Name = "Pintrand", Bio = "biobio", Icon = "Icon.png" };
+    var rp1 = new RunePageEntity { Name = "RP1", Rune = new RuneEntity { Name = "aa", Description = "aaa", Family = EnumRuneFamily.Domination, Image = new LargeImage("base") }, Champion = new List<ChampionEntity> { corichard } };
+    var rp2 = new RunePageEntity { Name = "RP2", Rune = new RuneEntity{ Name = "aaa", Description = "aaa", Family = EnumRuneFamily.Domination, Image = new LargeImage("base") }, Champion = new List<ChampionEntity> { pintrand } };
+
+    context.Rune.AddRange(new[] { r1, r2 });
+    context.Champions.AddRange(new[] { corichard, pintrand });
+    context.RunePage.AddRange(new[] { rp1, rp2 });
+    context.SaveChanges();
 }
diff --git a/Sources/EntityFramework/RunePageEntity.cs b/Sources/EntityFramework/RunePageEntity.cs
index 7e4e1ce..842806b 100644
--- a/Sources/EntityFramework/RunePageEntity.cs
+++ b/Sources/EntityFramework/RunePageEntity.cs
@@ -11,9 +11,9 @@ namespace EntityFramework
     public class RunePageEntity
     {
         [Key]
-        public int Name { get; set; }
+        public string Name { get; set; }
 
-        public Rune? Rune { get; set; }
+        public RuneEntity? Rune { get; set; }
 
         //? voir si cela pause probleme
         public Dictionary<EnumCategory, Rune> Dico = new Dictionary<EnumCategory, Rune>();
diff --git a/Sources/EntityFramework/champion.db b/Sources/EntityFramework/champion.db
index d4cefaf..acdfad4 100644
Binary files a/Sources/EntityFramework/champion.db and b/Sources/EntityFramework/champion.db differ