Index: conf/groups.conf
===================================================================
--- conf/groups.conf    (revision 16785)
+++ conf/groups.conf    (working copy)
@@ -269,6 +269,11 @@
        use_check: true
        use_changemaptype: true
        all_commands: true
+       disable_pickup: true
+       disable_exp: true
+       disable_store: true
+       disable_skill_usage: true
+       disable_drops: true
    }
 }
 )
Index: src/map/clif.c
===================================================================
--- src/map/clif.c  (revision 16785)
+++ src/map/clif.c  (working copy)
@@ -10302,7 +10302,7 @@
    unsigned short* item_list = (unsigned short*)RFIFOP(fd,4);
    int result;

-   if( sd->state.trading || !sd->npc_shopid )
+   if( sd->state.trading || !sd->npc_shopid || pc_has_permission(sd,PC_PERM_DISABLE_STORE) )
        result = 1;
    else
        result = npc_buylist(sd,n,item_list);
@@ -10330,7 +10330,7 @@
    n = (RFIFOW(fd,2)-4) /4;
    item_list = (unsigned short*)RFIFOP(fd,4);

-   if (sd->state.trading || !sd->npc_shopid)
+   if (sd->state.trading || !sd->npc_shopid || pc_has_permission(sd,PC_PERM_DISABLE_STORE) )
        fail = 1;
    else
        fail = npc_selllist(sd,n,item_list);
@@ -12358,7 +12358,10 @@
        }
        sprintf(command, "/kick %s (%d)", status_get_name(target), status_get_class(target));
        log_atcommand(sd, command);
-       status_percent_damage(&sd->bl, target, 100, 0, true); // can invalidate 'target'
+       if(pc_has_permission(sd,PC_PERM_DISABLE_DROPS))
+           status_kill(target);
+       else
+           status_percent_damage(&sd->bl, target, 100, 0, true); // can invalidate 'target'
    }
    break;

@@ -14314,7 +14317,7 @@
     int fail = 0;
     nullpo_retv(sd);

-    if( sd->state.trading || !sd->npc_shopid )
+    if( sd->state.trading || !sd->npc_shopid || pc_has_permission(sd,PC_PERM_DISABLE_STORE))
         fail = 1;
     else
     {
Index: src/map/pc.c
===================================================================
--- src/map/pc.c    (revision 16785)
+++ src/map/pc.c    (working copy)
@@ -3905,6 +3905,9 @@
    if(!check_distance_bl(&fitem->bl, &sd->bl, 2) && sd->ud.skillid!=BS_GREED)
        return 0;   // ‹——£‚ª‰“‚¢

+   if( pc_has_permission(sd,PC_PERM_DISABLE_PICK_UP) )
+       return 0;
+
    if (sd->status.party_id)
        p = party_search(sd->status.party_id);

@@ -5576,6 +5579,9 @@
    if(!battle_config.pvp_exp && map[sd->bl.m].flag.pvp)  // [MouseJstr]
        return 0; // no exp on pvp maps

+   if( pc_has_permission(sd,PC_PERM_DISABLE_EXP) )
+       return 0;
+
    if(sd->status.guild_id>0)
        base_exp-=guild_payexp(sd,base_exp);

Index: src/map/pc_groups.h
===================================================================
--- src/map/pc_groups.h (revision 16785)
+++ src/map/pc_groups.h (working copy)
@@ -43,6 +43,11 @@
    PC_PERM_DISABLE_PVM         = 0x040000,
    PC_PERM_DISABLE_PVP         = 0x080000,
    PC_PERM_DISABLE_CMD_DEAD    = 0x100000,
+   PC_PERM_DISABLE_PICK_UP     = 0x200000,
+   PC_PERM_DISABLE_STORE       = 0x400000,
+   PC_PERM_DISABLE_EXP         = 0x800000,
+   PC_PERM_DISABLE_DROPS       = 0x1000000,
+   PC_PERM_DISABLE_SKILL_USAGE = 0x2000000,
 };

 static const struct {
@@ -70,6 +75,11 @@
    { "disable_pvm", PC_PERM_DISABLE_PVM },
    { "disable_pvp", PC_PERM_DISABLE_PVP },
    { "disable_commands_when_dead", PC_PERM_DISABLE_CMD_DEAD },
+   { "disable_pickup", PC_PERM_DISABLE_PICK_UP },
+   { "disable_store", PC_PERM_DISABLE_STORE },
+   { "disable_exp", PC_PERM_DISABLE_EXP },
+   { "disable_drops", PC_PERM_DISABLE_DROPS },
+   { "disable_skill_usage", PC_PERM_DISABLE_SKILL_USAGE },
 };

 #endif // _PC_GROUPS_H_
Index: src/map/skill.c
===================================================================
--- src/map/skill.c (revision 16785)
+++ src/map/skill.c (working copy)
@@ -4621,7 +4621,6 @@
        return 1;
    if(status_isdead(src))
        return 1;
-
    if( src != bl && status_isdead(bl) ) {
        /**
         * Skills that may be cast on dead targets
@@ -12076,6 +12075,9 @@
    nullpo_ret(sd);

    if (lv <= 0 || sd->chatID) return 0;
+
+   if (  pc_has_permission(sd, PC_PERM_DISABLE_SKILL_USAGE) )
+       return 0;

    if( pc_has_permission(sd, PC_PERM_SKILL_UNCONDITIONAL) && sd->skillitem != skill )
    {   //GMs don't override the skillItem check, otherwise they can use items without them being consumed! [Skotlex]