diff --git a/src/Prima.Application/Commands/FFXIV/DelubrumReginae/CommandBatchActorMapper.cs b/src/Prima.Application/Commands/FFXIV/DelubrumReginae/CommandBatchActorMapper.cs
index 4be7fb8..79a3b9d 100644
--- a/src/Prima.Application/Commands/FFXIV/DelubrumReginae/CommandBatchActorMapper.cs
+++ b/src/Prima.Application/Commands/FFXIV/DelubrumReginae/CommandBatchActorMapper.cs
@@ -16,17 +16,32 @@ public CommandBatchActorMapper(IDbService db)
     public async Task<Dictionary<int, DiscordXIVUser?>> GetUsersFromActors(
         IEnumerable<LogInfo.ReportDataWrapper.ReportData.Report.Master.Actor> actors)
     {
+        // Map to dict of actor ID to potential DB user
         var potentialUsers = actors.ToDictionary(a => a.Id, a => a)
-            .Select(async kvp => new
+            .Select(kvp => new
             {
                 ActorId = kvp.Key,
-                User = await _db.GetUserByCharacterInfo(kvp.Value.Server, kvp.Value.Name),
+                User = new PotentialDbUser(kvp.Value.Name, kvp.Value.Server),
             })
             .ToList();
-        var potentialUsersAwaited = await Task.WhenAll(potentialUsers);
-        var users = potentialUsersAwaited
-            .Where(kvp => kvp.User != null)
-            .ToDictionary(kvp => kvp.ActorId, kvp => kvp.User);
+
+        // Dedupe by world/name to minimize DB queries since the same user can show up as many actors
+        var dedupedUsersForQuery = potentialUsers.Select(kvp => kvp.User)
+            .DistinctBy(u => u.ToString())
+            .Select(u => _db.GetUserByCharacterInfo(u.World, u.Name))
+            .ToList();
+        var dedupedUsersForQueryAwaited = await Task.WhenAll(dedupedUsersForQuery);
+
+        // Reshape to dict of potential DB user to real DB user
+        var dedupedUsersForQueryDict = dedupedUsersForQueryAwaited
+            .Where(u => u != null)
+            .ToDictionary(u => new PotentialDbUser(u.Name, u.World).ToString());
+
+        // Build dict of actor ID to real DB user
+        var users = potentialUsers
+            .ToDictionary(
+                kvp => kvp.ActorId,
+                kvp => dedupedUsersForQueryDict.GetValueOrDefault(kvp.User.ToString()));
         return users;
     }
 }
\ No newline at end of file
diff --git a/src/Prima/Game/FFXIV/PotentialDbUser.cs b/src/Prima/Game/FFXIV/PotentialDbUser.cs
index e1da631..d4b34cc 100644
--- a/src/Prima/Game/FFXIV/PotentialDbUser.cs
+++ b/src/Prima/Game/FFXIV/PotentialDbUser.cs
@@ -12,5 +12,10 @@ public PotentialDbUser(string name, string world, DiscordXIVUser? user = null)
             World = world;
             User = user;
         }
+
+        public override string ToString()
+        {
+            return $"({World}) {Name}";
+        }
     }
 }
\ No newline at end of file
diff --git a/src/Prima/Services/DbService.cs b/src/Prima/Services/DbService.cs
index fe0af17..47a7c88 100644
--- a/src/Prima/Services/DbService.cs
+++ b/src/Prima/Services/DbService.cs
@@ -14,7 +14,7 @@ public class DbService : IDbService
     {
         private const string ConnectionString = "mongodb://localhost:27017";
         private const string DbName = "PrimaDb";
-        private const double LockTimeoutSeconds = 30;
+        private const double LockTimeoutSeconds = 120;
 
         // Hide types of the database implementation from callers.
         public GlobalConfiguration Config