diff --git a/logic/GameClass/GameObj/GameObj.cs b/logic/GameClass/GameObj/GameObj.cs
new file mode 100644
index 0000000..8164961
--- /dev/null
+++ b/logic/GameClass/GameObj/GameObj.cs
@@ -0,0 +1,184 @@
+using Preparation.Interface;
+using Preparation.Utility;
+using System.Threading;
+
+namespace GameClass.GameObj
+{
+    /// <summary>
+    /// 一切游戏元素的总基类，与THUAI4不同，继承IMoveable接口（出于一切物体其实都是可运动的指导思想）——LHR
+    /// </summary>
+    public abstract class GameObj : IMoveable
+    {
+        protected readonly object gameObjLock = new();
+        /// <summary>
+        /// 可移动物体专用锁
+        /// </summary>
+        public object MoveLock => gameObjLock;
+
+        protected readonly XY birthPos;
+
+        private GameObjType type;
+        public GameObjType Type => type;
+
+        private static long currentMaxID = 0;           //目前游戏对象的最大ID
+        public const long invalidID = long.MaxValue;            //无效的ID
+        public const long noneID = long.MinValue;
+        public long ID { get; }
+
+        private XY position;
+        public XY Position
+        {
+            get => position;
+            protected set
+            {
+                lock (gameObjLock)
+                {
+                    position = value;
+                }
+            }
+        }
+        public abstract bool IsRigid { get; }
+
+        private XY facingDirection = new(1,0);
+        public XY FacingDirection
+        {
+            get => facingDirection;
+            set
+            {
+                lock (gameObjLock)
+                    facingDirection = value;
+            }
+        }
+        public abstract ShapeType Shape { get; }
+
+        private bool canMove;
+        public bool CanMove
+        {
+            get => canMove;
+            set
+            {
+                lock (gameObjLock)
+                {
+                    canMove = value;
+                }
+            }
+        }
+
+        private bool isMoving;
+        public bool IsMoving
+        {
+            get => isMoving;
+            set
+            {
+                lock (gameObjLock)
+                {
+                    isMoving = value;
+                }
+            }
+        }
+
+        private bool isResetting;
+        public bool IsResetting
+        {
+            get => isResetting;
+            set
+            {
+                lock (gameObjLock)
+                {
+                    isResetting = value;
+                }
+            }
+        }
+        public bool IsAvailable => !IsMoving && CanMove && !IsResetting;    //是否能接收指令
+        public int Radius { get; }
+
+        private PlaceType place;
+        public PlaceType Place
+        {
+            get => place;
+            set
+            {
+                lock (gameObjLock)
+                {
+                    place = value;
+                }
+            }
+        }
+        protected int moveSpeed;
+        /// <summary>
+        /// 移动速度
+        /// </summary>
+        public int MoveSpeed
+        {
+            get => moveSpeed;
+            set
+            {
+                lock (gameObjLock)
+                {
+                    moveSpeed = value;
+                }
+            }
+        }
+        /// <summary>
+        /// 原初移动速度
+        /// </summary>
+        private int orgMoveSpeed;
+        public int OrgMoveSpeed { get => orgMoveSpeed; protected set { orgMoveSpeed = value; } }
+
+        // 移动，改变坐标
+        public long Move(XY moveVec)
+        {
+            lock (gameObjLock)
+            {
+                FacingDirection = moveVec;
+                this.Position += moveVec;
+            }
+            return (long)(moveVec * moveVec);
+        }
+        /// <summary>
+        /// 设置位置
+        /// </summary>
+        /// <param name="newpos">新位置</param>
+        public void SetPosition(XY newpos)
+        {
+            Position = newpos;
+        }
+        /// <summary>
+        /// 设置移动速度
+        /// </summary>
+        /// <param name="newMoveSpeed">新速度</param>
+        public void SetMoveSpeed(int newMoveSpeed)
+        {
+            MoveSpeed = newMoveSpeed;
+        }
+        /// <summary>
+        /// 复活时数据重置
+        /// </summary>
+        public virtual void Reset()
+        {
+            lock (gameObjLock)
+            {
+                facingDirection = new XY(1,0);
+                isMoving = false;
+                canMove = false;
+                isResetting = true;
+                this.position = birthPos;
+            }
+        }
+        /// <summary>
+        /// 为了使IgnoreCollide多态化并使GameObj能不报错地继承IMoveable
+        /// 在xfgg点播下设计了这个抽象辅助方法，在具体类中实现
+        /// </summary>
+        /// <returns> 依具体类及该方法参数而定，默认为false </returns> 
+        protected virtual bool IgnoreCollideExecutor(IGameObj targetObj) => false;
+        bool IMoveable.IgnoreCollide(IGameObj targetObj) => IgnoreCollideExecutor(targetObj);
+        public GameObj(XY initPos, int initRadius, PlaceType initPlace, GameObjType initType)
+        {
+            this.Position = this.birthPos = initPos;
+            this.Radius = initRadius;
+            this.place = initPlace;
+            this.type = initType;
+            ID = Interlocked.Increment(ref currentMaxID);
+        }
+    }
+}
diff --git a/logic/Preparation/Utility/EnumType.cs b/logic/Preparation/Utility/EnumType.cs
index 96a190a..1d20b79 100644
--- a/logic/Preparation/Utility/EnumType.cs
+++ b/logic/Preparation/Utility/EnumType.cs
@@ -55,7 +55,7 @@ namespace Preparation.Utility
         Spear = 4,
         Gem = 5,  // 新增：宝石
     }
-    public enum PassiveSkillType  // 被动技能
+    public enum CharacterType  // 职业
     {
         Null = 0,
         RecoverAfterBattle = 1,