diff --git a/Libraries/SPTarkov.Server.Core/Generators/BotGenerator.cs b/Libraries/SPTarkov.Server.Core/Generators/BotGenerator.cs
index 132a64fe..7fc5b5ab 100644
--- a/Libraries/SPTarkov.Server.Core/Generators/BotGenerator.cs
+++ b/Libraries/SPTarkov.Server.Core/Generators/BotGenerator.cs
@@ -628,8 +628,8 @@ public class BotGenerator(
     {
         var skillsToReturn = new Skills
         {
-            Common = GetSkillsWithRandomisedProgressValue(botSkills.Common, true),
-            Mastering = GetSkillsWithRandomisedProgressValue(botSkills.Mastering, false),
+            Common = GetCommonSkillsWithRandomisedProgressValue(botSkills.Common),
+            Mastering = GetMasteringSkillsWithRandomisedProgressValue(botSkills.Mastering),
             Points = 0
         };
 
@@ -640,9 +640,43 @@ public class BotGenerator(
     ///     Randomise the progress value of passed in skills based on the min/max value
     /// </summary>
     /// <param name="skills">Skills to randomise</param>
-    /// <param name="isCommonSkills">Are the skills 'common' skills</param>
-    /// <returns>Skills with randomised progress values as an array</returns>
-    public List<BaseSkill> GetSkillsWithRandomisedProgressValue(Dictionary<string, MinMax<double>>? skills, bool isCommonSkills)
+    /// <returns>Skills with randomised progress values as a collection</returns>
+    public List<CommonSkill> GetCommonSkillsWithRandomisedProgressValue(Dictionary<string, MinMax<double>>? skills)
+    {
+        if (skills is null)
+        {
+            return [];
+        }
+
+        return skills
+            .Select(kvp =>
+                {
+                    // Get skill from dict, skip if not found
+                    var skill = kvp.Value;
+                    if (skill == null)
+                    {
+                        return null;
+                    }
+
+                    return new CommonSkill
+                    {
+                        Id = Enum.Parse<SkillTypes>(kvp.Key),
+                        Progress = _randomUtil.GetDouble(skill.Min, skill.Max),
+                        PointsEarnedDuringSession = 0,
+                        LastAccess = 0
+                    };
+                }
+            )
+            .Where(baseSkill => baseSkill != null)
+            .ToList();
+    }
+
+    /// <summary>
+    /// Randomise the progress value of passed in skills based on the min/max value
+    /// </summary>
+    /// <param name="skills">Skills to randomise</param>
+    /// <returns>Skills with randomised progress values as a collection</returns>
+    public List<MasterySkill> GetMasteringSkillsWithRandomisedProgressValue(Dictionary<string, MinMax<double>>? skills)
     {
         if (skills is null)
         {
@@ -660,20 +694,11 @@ public class BotGenerator(
                     }
 
                     // All skills have id and progress props
-                    var skillToAdd = new BaseSkill
+                    return new MasterySkill
                     {
-                        Id = Enum.Parse<SkillTypes>(kvp.Key),
+                        Id = kvp.Key,
                         Progress = _randomUtil.GetDouble(skill.Min, skill.Max)
                     };
-
-                    // Common skills have additional props
-                    if (isCommonSkills)
-                    {
-                        skillToAdd.PointsEarnedDuringSession = 0;
-                        skillToAdd.LastAccess = 0;
-                    }
-
-                    return skillToAdd;
                 }
             )
             .Where(baseSkill => baseSkill != null)
diff --git a/Libraries/SPTarkov.Server.Core/Helpers/PrestigeHelper.cs b/Libraries/SPTarkov.Server.Core/Helpers/PrestigeHelper.cs
index 020f12ba..1424a20b 100644
--- a/Libraries/SPTarkov.Server.Core/Helpers/PrestigeHelper.cs
+++ b/Libraries/SPTarkov.Server.Core/Helpers/PrestigeHelper.cs
@@ -1,6 +1,4 @@
-using System.Text.Json;
-using SPTarkov.Common.Extensions;
-using SPTarkov.DI.Annotations;
+using SPTarkov.DI.Annotations;
 using SPTarkov.Server.Core.Models.Eft.Common.Tables;
 using SPTarkov.Server.Core.Models.Eft.Profile;
 using SPTarkov.Server.Core.Models.Enums;
diff --git a/Libraries/SPTarkov.Server.Core/Helpers/ProfileHelper.cs b/Libraries/SPTarkov.Server.Core/Helpers/ProfileHelper.cs
index c0efd552..391b6565 100644
--- a/Libraries/SPTarkov.Server.Core/Helpers/ProfileHelper.cs
+++ b/Libraries/SPTarkov.Server.Core/Helpers/ProfileHelper.cs
@@ -537,7 +537,7 @@ public class ProfileHelper(
     /// <param name="pmcData">Player profile</param>
     /// <param name="skill">Skill to look up and return value from</param>
     /// <returns>Common skill object from desired profile</returns>
-    public BaseSkill? GetSkillFromProfile(PmcData pmcData, SkillTypes skill)
+    public CommonSkill? GetSkillFromProfile(PmcData pmcData, SkillTypes skill)
     {
         var skillToReturn = pmcData?.Skills?.Common.FirstOrDefault(s => s.Id == skill);
         if (skillToReturn == null)
diff --git a/Libraries/SPTarkov.Server.Core/Helpers/QuestHelper.cs b/Libraries/SPTarkov.Server.Core/Helpers/QuestHelper.cs
index 5889b013..b0758ab8 100644
--- a/Libraries/SPTarkov.Server.Core/Helpers/QuestHelper.cs
+++ b/Libraries/SPTarkov.Server.Core/Helpers/QuestHelper.cs
@@ -123,7 +123,7 @@ public class QuestHelper(
     /// <param name="profileSkill">the skill experience is being added to</param>
     /// <param name="progressAmount">the amount of experience being added to the skill</param>
     /// <returns>the adjusted skill progress gain</returns>
-    public int AdjustSkillExpForLowLevels(Models.Eft.Common.Tables.Common profileSkill, int progressAmount)
+    public int AdjustSkillExpForLowLevels(CommonSkill profileSkill, int progressAmount)
     {
         var currentLevel = Math.Floor((double) (profileSkill.Progress / 100));
 
diff --git a/Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/BotBase.cs b/Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/BotBase.cs
index 0961f76a..3548f501 100644
--- a/Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/BotBase.cs
+++ b/Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/BotBase.cs
@@ -931,43 +931,18 @@ public record BotBaseInventory
     }
 }
 
-public record BaseJsonSkills
-{
-    [JsonExtensionData]
-    public Dictionary<string, object> ExtensionData { get; set; }
-
-    public List<Common>? Common
-    {
-        get;
-        set;
-    }
-
-
-    public List<Mastering>? Mastering
-    {
-        get;
-        set;
-    }
-
-    public double? Points
-    {
-        get;
-        set;
-    }
-}
-
 public record Skills
 {
     [JsonExtensionData]
     public Dictionary<string, object> ExtensionData { get; set; }
 
-    public List<BaseSkill>? Common
+    public List<CommonSkill>? Common
     {
         get;
         set;
     }
 
-    public List<BaseSkill>? Mastering
+    public List<MasterySkill>? Mastering
     {
         get;
         set;
@@ -980,7 +955,22 @@ public record Skills
     }
 }
 
-public record BaseSkill
+public record MasterySkill
+{
+    public string? Id
+    {
+        get;
+        set;
+    }
+
+    public double? Progress
+    {
+        get;
+        set;
+    }
+}
+
+public record CommonSkill
 {
     [JsonExtensionData]
     public Dictionary<string, object> ExtensionData { get; set; }
@@ -1024,14 +1014,6 @@ public record BaseSkill
     }
 }
 
-public record Common : BaseSkill
-{
-}
-
-public record Mastering : BaseSkill
-{
-}
-
 public record Stats
 {
     [JsonExtensionData]
diff --git a/Libraries/SPTarkov.Server.Core/Models/Eft/Health/WorkoutData.cs b/Libraries/SPTarkov.Server.Core/Models/Eft/Health/WorkoutData.cs
index 9b9c9a7f..384ad26a 100644
--- a/Libraries/SPTarkov.Server.Core/Models/Eft/Health/WorkoutData.cs
+++ b/Libraries/SPTarkov.Server.Core/Models/Eft/Health/WorkoutData.cs
@@ -24,7 +24,7 @@ public record WorkoutSkills
     public Dictionary<string, object> ExtensionData { get; set; }
 
     [JsonPropertyName("Common")]
-    public List<BaseSkill> Common
+    public List<CommonSkill> Common
     {
         get;
         set;
diff --git a/Libraries/SPTarkov.Server.Core/Services/LocationLifecycleService.cs b/Libraries/SPTarkov.Server.Core/Services/LocationLifecycleService.cs
index e9fc034d..f2cdd727 100644
--- a/Libraries/SPTarkov.Server.Core/Services/LocationLifecycleService.cs
+++ b/Libraries/SPTarkov.Server.Core/Services/LocationLifecycleService.cs
@@ -1144,7 +1144,7 @@ public class LocationLifecycleService
     ///     Reset the skill points earned in a raid to 0, ready for next raid
     /// </summary>
     /// <param name="commonSkills"> Profile common skills to update </param>
-    protected void ResetSkillPointsEarnedDuringRaid(List<BaseSkill> commonSkills)
+    protected void ResetSkillPointsEarnedDuringRaid(List<CommonSkill> commonSkills)
     {
         foreach (var skill in commonSkills)
         {