diff --git a/scripts/buffs/invis_sp_buff_invis_notrace_1.py b/scripts/buffs/invis_sp_buff_invis_notrace_1.py
new file mode 100644
index 00000000..11b5dbd0
--- /dev/null
+++ b/scripts/buffs/invis_sp_buff_invis_notrace_1.py
@@ -0,0 +1,22 @@
+import sys
+
+def setup(core, actor, buff):
+		return
+
+def add(core, actor, buff):
+		actor.setInStealth(True)
+		actor.setRadarVisible(False)
+
+	if actor.getSkillMod('expertise_sp_covert_mastery_1'):
+		core.skillModService.addSkillMod(actor, 'sp_covert_mastery')
+
+		return
+
+def remove(core, actor, buff):
+		actor.setInStealth(False)
+		actor.setRadarVisible(True)
+
+	if actor.getSkillMod('expertise_sp_covert_mastery_1'):
+		core.skillModService.deductSkillMod(actor, 'sp_covert_mastery')
+
+		return