Scripts/Uldum:

* handled Draining Venom mechanic for Venomblood Scorpids
* added missing mounts to Wasteland Outriders and Warlord Ihsenn
* drop Relics of the Sun King only when the according quest is active

sql/updates/world/4.3.4/2022_12_15_00_world.sql

@@ -0,0 +1,22 @@
+-- Wasteland Outrider
+UPDATE `creature_template_addon` SET `mount`= 37212 WHERE `entry`= 45905;
+UPDATE `creature_loot_template` SET `QuestRequired`= 1 WHERE `Entry`= 45905 AND `Item`= 63081;
+
+-- Warlord Ihsenn
+UPDATE `creature_template_addon` SET `mount`= 37212 WHERE `entry`= 47755;
+SET @ENTRY := 47755;
+DELETE FROM `smart_scripts` WHERE `source_type` = 0 AND `entryOrGuid` = @ENTRY;
+UPDATE `creature_template` SET `AIName` = 'SmartAI', `ScriptName` = '' WHERE `entry` = @ENTRY;
+INSERT INTO `smart_scripts` (`entryorguid`, `source_type`, `id`, `link`, `event_type`, `event_phase_mask`, `event_chance`, `event_flags`, `event_param1`, `event_param2`, `event_param3`, `event_param4`, `action_type`, `action_param1`, `action_param2`, `action_param3`, `action_param4`, `action_param5`, `action_param6`, `target_type`, `target_param1`, `target_param2`, `target_param3`, `target_x`, `target_y`, `target_z`, `target_o`, `comment`) VALUES
+(@ENTRY, 0, 0, 0, 63, 0, 100, 0, 0, 0, 0, 0, 11, 42459, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 'On just created - Self: Cast spell Dual Wield (42459) on Self'),
+(@ENTRY, 0, 1, 0, 4, 0, 100, 0, 0, 0, 0, 0, 11, 6434, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 'On aggro - Self: Cast spell Slice and Dice (6434) on Self');
+
+
+ -- Venomblood Scorpid
+SET @ENTRY := 45859;
+DELETE FROM `smart_scripts` WHERE `source_type` = 0 AND `entryOrGuid` = @ENTRY;
+UPDATE `creature_template` SET `AIName` = '', `ScriptName` = '' WHERE `entry` = @ENTRY;
+
+DELETE FROM `spell_script_names` WHERE `ScriptName`= 'spell_uldum_draining_venom';
+INSERT INTO `spell_script_names` (`spell_id`, `ScriptName`) VALUES
+(88882, 'spell_uldum_draining_venom');

src/server/scripts/Kalimdor/zone_uldum.cpp

@@ -453,6 +453,37 @@ class spell_summon_schnottz : public SpellScript
     }
 };
 
+static constexpr uint32 NPC_VENOMBLOOD_SCORPID = 45859;
+static constexpr uint32 NPC_DRAINED_VENOMBLOOD_SCORPID = 47750;
+
+// 88882 - Draining Venom
+class spell_uldum_draining_venom : public SpellScript
+{
+    SpellCastResult CheckCast()
+    {
+        Unit* target = GetExplTargetUnit();
+        if (!target || target == GetCaster() || target->GetEntry() != NPC_VENOMBLOOD_SCORPID)
+            return SpellCastResult::SPELL_FAILED_BAD_TARGETS;
+
+        if (target->IsAlive())
+            return SPELL_FAILED_TARGET_NOT_DEAD;
+
+        return SPELL_CAST_OK;
+    }
+
+    void HandleDummyEffect(SpellEffIndex /*effIndex*/)
+    {
+        if (Creature* creature = GetHitCreature())
+            creature->UpdateEntry(NPC_DRAINED_VENOMBLOOD_SCORPID, nullptr, false);
+    }
+
+    void Register() override
+    {
+        OnCheckCast.Register(&spell_uldum_draining_venom::CheckCast);
+        OnEffectHitTarget.Register(&spell_uldum_draining_venom::HandleDummyEffect, EFFECT_0, SPELL_EFFECT_DUMMY);
+    }
+};
+
 void AddSC_uldum()
 {
     /*
@@ -466,4 +497,5 @@ void AddSC_uldum()
     */
     RegisterSpellScript(spell_gobbles_initialize);
     RegisterSpellScript(spell_summon_schnottz);
+    RegisterSpellScript(spell_uldum_draining_venom);
 }