diff --git a/DysonNetwork.Pass/Realm/RealmServiceGrpc.cs b/DysonNetwork.Pass/Realm/RealmServiceGrpc.cs
index 7f7040e..81ddb83 100644
--- a/DysonNetwork.Pass/Realm/RealmServiceGrpc.cs
+++ b/DysonNetwork.Pass/Realm/RealmServiceGrpc.cs
@@ -35,7 +35,8 @@ public class RealmServiceGrpc(
             : realm.ToProtoValue();
     }
 
-    public override async Task<GetRealmBatchResponse> GetRealmBatch(GetRealmBatchRequest request, ServerCallContext context)
+    public override async Task<GetRealmBatchResponse> GetRealmBatch(GetRealmBatchRequest request,
+        ServerCallContext context)
     {
         var ids = request.Ids.Select(Guid.Parse).ToList();
         var realms = await db.Realms.Where(r => ids.Contains(r.Id)).ToListAsync();
@@ -67,19 +68,33 @@ public class RealmServiceGrpc(
         return new GetUserRealmsResponse { RealmIds = { realms.Select(g => g.ToString()) } };
     }
 
-    public override async Task<GetPublicRealmsResponse> GetPublicRealms(Empty request, ServerCallContext context)
+    public override Task<GetPublicRealmsResponse> GetPublicRealms(
+        GetPublicRealmsRequest request,
+        ServerCallContext context
+    )
     {
-        var realms = await db.Realms.Where(r => r.IsPublic).ToListAsync();
+        var realmsQueryable = db.Realms.Where(r => r.IsPublic).AsQueryable();
+
+        realmsQueryable = request.OrderBy switch
+        {
+            "random" => realmsQueryable.OrderBy(_ => EF.Functions.Random()),
+            "name" => realmsQueryable.OrderBy(r => r.Name),
+            "popularity" => realmsQueryable.OrderByDescending(r => r.Members.Count),
+            _ => realmsQueryable.OrderByDescending(r => r.CreatedAt)
+        };
+
         var response = new GetPublicRealmsResponse();
-        response.Realms.AddRange(realms.Select(r => r.ToProtoValue()));
-        return response;
+        response.Realms.AddRange(realmsQueryable.Select(r => r.ToProtoValue()));
+        return Task.FromResult(response);
     }
 
-    public override async Task<GetPublicRealmsResponse> SearchRealms(SearchRealmsRequest request, ServerCallContext context)
+    public override async Task<GetPublicRealmsResponse> SearchRealms(SearchRealmsRequest request,
+        ServerCallContext context)
     {
         var realms = await db.Realms
             .Where(r => r.IsPublic)
-            .Where(r => EF.Functions.Like(r.Slug, $"{request.Query}%") || EF.Functions.Like(r.Name, $"{request.Query}%"))
+            .Where(r => EF.Functions.Like(r.Slug, $"{request.Query}%") ||
+                        EF.Functions.Like(r.Name, $"{request.Query}%"))
             .Take(request.Limit)
             .ToListAsync();
         var response = new GetPublicRealmsResponse();
@@ -94,9 +109,9 @@ public class RealmServiceGrpc(
             .AsNoTracking()
             .Include(a => a.Profile)
             .FirstOrDefaultAsync(a => a.Id == Guid.Parse(member.AccountId));
-        
+
         if (account == null) throw new RpcException(new Status(StatusCode.NotFound, "Account not found"));
-        
+
         CultureService.SetCultureInfo(account.Language);
 
         await pusher.SendPushNotificationToUserAsync(
@@ -138,7 +153,7 @@ public class RealmServiceGrpc(
             .AsNoTracking()
             .Include(a => a.Profile)
             .FirstOrDefaultAsync(a => a.Id == Guid.Parse(member.AccountId));
-        
+
         var response = new RealmMember(member) { Account = account?.ToProtoValue() };
         return response;
     }
@@ -167,4 +182,4 @@ public class RealmServiceGrpc(
 
         return response;
     }
-}
+}
\ No newline at end of file
diff --git a/DysonNetwork.Shared/Proto/realm.proto b/DysonNetwork.Shared/Proto/realm.proto
index e02f6dc..89b7abe 100644
--- a/DysonNetwork.Shared/Proto/realm.proto
+++ b/DysonNetwork.Shared/Proto/realm.proto
@@ -46,7 +46,7 @@ service RealmService {
     // Get realms for a user
     rpc GetUserRealms(GetUserRealmsRequest) returns (GetUserRealmsResponse) {}
     // Get public realms
-    rpc GetPublicRealms(google.protobuf.Empty) returns (GetPublicRealmsResponse) {}
+    rpc GetPublicRealms(GetPublicRealmsRequest) returns (GetPublicRealmsResponse) {}
     // Search public realms
     rpc SearchRealms(SearchRealmsRequest) returns (GetPublicRealmsResponse) {}
     // Send invitation notification
@@ -84,6 +84,10 @@ message GetUserRealmsResponse {
     repeated string realm_ids = 1;
 }
 
+message GetPublicRealmsRequest {
+    optional string order_by = 1;
+}
+
 message GetPublicRealmsResponse {
     repeated Realm realms = 1;
 }
diff --git a/DysonNetwork.Shared/Registry/RemoteRealmService.cs b/DysonNetwork.Shared/Registry/RemoteRealmService.cs
index b4cb767..e8f86d3 100644
--- a/DysonNetwork.Shared/Registry/RemoteRealmService.cs
+++ b/DysonNetwork.Shared/Registry/RemoteRealmService.cs
@@ -27,9 +27,12 @@ public class RemoteRealmService(RealmService.RealmServiceClient realms)
         return response.RealmIds.Select(Guid.Parse).ToList();
     }
 
-    public async Task<List<SnRealm>> GetPublicRealms()
+    public async Task<List<SnRealm>> GetPublicRealms(string orderBy = "date")
     {
-        var response = await realms.GetPublicRealmsAsync(new Empty());
+        var response = await realms.GetPublicRealmsAsync(new GetPublicRealmsRequest
+        {
+            OrderBy = orderBy
+        });
         return response.Realms.Select(SnRealm.FromProtoValue).ToList();
     }
 
diff --git a/DysonNetwork.Sphere/Discovery/DiscoveryService.cs b/DysonNetwork.Sphere/Discovery/DiscoveryService.cs
index 8ee124c..5ffb711 100644
--- a/DysonNetwork.Sphere/Discovery/DiscoveryService.cs
+++ b/DysonNetwork.Sphere/Discovery/DiscoveryService.cs
@@ -8,24 +8,10 @@ public class DiscoveryService(RemoteRealmService remoteRealmService)
         string? query,
         int take = 10,
         int offset = 0,
-        bool randomizer = false
+        bool random = false
     )
     {
-        var allRealms = await remoteRealmService.GetPublicRealms();
-        var communityRealms = allRealms.Where(r => r.IsCommunity);
-
-        if (!string.IsNullOrEmpty(query))
-        {
-            communityRealms = communityRealms.Where(r =>
-                r.Name.Contains(query, StringComparison.OrdinalIgnoreCase)
-            );
-        }
-
-        // Since we don't have CreatedAt in the proto model, we'll just apply randomizer if requested
-        var orderedRealms = randomizer
-            ? communityRealms.OrderBy(_ => Random.Shared.Next())
-            : communityRealms.OrderByDescending(q => q.Members.Count());
-
-        return orderedRealms.Skip(offset).Take(take).ToList();
+        var allRealms = await remoteRealmService.GetPublicRealms(random ? "random" : "popularity");
+        return allRealms.Where(r => r.IsCommunity).Skip(offset).Take(take).ToList();
     }
-}
+}
\ No newline at end of file