这是野性霸王龙 技能，只是突发奇想，弄个杀僵尸回血，毕竟现在近战有些无奈，基本成功，但是也出现了一些问题，求达人解惑
<perk name="perkSexualTrex" parent="skillStrengthGeneral" name_key="perkSexualTrexName" desc_key="perkSexualTrexDesc" icon="ui_game_symbol_trex">
<level_requirements level="1"><requirement name="ProgressionLevel" progression_name="attStrength" operation="GTE" value="1" desc_key="reqStrengthLevel01"/></level_requirements>
<level_requirements level="2"><requirement name="ProgressionLevel" progression_name="attStrength" operation="GTE" value="2" desc_key="reqStrengthLevel02"/></level_requirements>
<level_requirements level="3"><requirement name="ProgressionLevel" progression_name="attStrength" operation="GTE" value="3" desc_key="reqStrengthLevel03"/></level_requirements>
<level_requirements level="4"><requirement name="ProgressionLevel" progression_name="attStrength" operation="GTE" value="5" desc_key="reqStrengthLevel05"/></level_requirements>
<level_requirements level="5"><requirement name="ProgressionLevel" progression_name="attStrength" operation="GTE" value="7" desc_key="reqStrengthLevel07"/></level_requirements>
<effect_group>
<requirement name="HoldingItemHasTags" tags="melee"/>
<passive_effect name="StaminaLoss" operation="perc_add" value="-0.05,-0.25" level="1,5"/>
<triggered_effect trigger="onSelfKilledOther" action="ModifyStats" stat="Stamina" operation="add" value="50">
<requirement name="ProgressionLevel" progression_name="perkSexualTrex" operation="GTE" value="5"/>
</triggered_effect>
<effect_description level="1" desc_key="perkSexualTrexRank1Desc"/>
<effect_description level="2" desc_key="perkSexualTrexRank2Desc"/>
<effect_description level="3" desc_key="perkSexualTrexRank3Desc"/>
<effect_description level="4" desc_key="perkSexualTrexRank4Desc"/>
<effect_description level="5" desc_key="perkSexualTrexRank5Desc"/>
</effect_group>
</perk>
已知
<triggered_effect trigger="onSelfKilledOther" action="ModifyStats" stat="Stamina" operation="add" value="50">
将stat="Stamina"修改为Health可以杀僵尸回血，亲测有效，但是不可以同时两条都存在，会红字，求解，谢谢