diff --git a/data/mods/MindOverMatter/monsters/monster_eoc_spells.json b/data/mods/MindOverMatter/monsters/monster_eoc_spells.json
index 579cfd88c0e61..9e27a7e5eb17f 100644
--- a/data/mods/MindOverMatter/monsters/monster_eoc_spells.json
+++ b/data/mods/MindOverMatter/monsters/monster_eoc_spells.json
@@ -463,8 +463,8 @@
         "decay_start": "12 hours"
       },
       { "u_add_effect": "effect_nether_attunement_health_penalty", "duration": "10 seconds" },
-      { "math": [ "u_calories()", "-=", "250" ] },
-      { "math": [ "u_calories('dont_affect_weariness': true)", "+=", "250" ] },
+      { "math": [ "u_calories()", "-=", "125" ] },
+      { "math": [ "u_calories('dont_affect_weariness': true)", "+=", "125" ] },
       { "u_message": "You feel a sudden wave of fatigue!", "type": "bad" },
       { "math": [ "n_val('anger')", "-=", "rand(3) + 1" ] }
     ],
@@ -504,11 +504,12 @@
     "description": { "str": "Silent One's detecting of psionic activity.  It's a bug if you have it.", "//~": "NO_I18N" },
     "valid_targets": [ "ally", "hostile" ],
     "message": "",
-    "flags": [ "NO_PROJECTILE", "NO_EXPLOSION_SFX" ],
+    "flags": [ "NO_PROJECTILE", "NO_EXPLOSION_SFX", "IGNORE_WALLS" ],
     "effect": "effect_on_condition",
     "effect_str": "EOC_SILENT_ONE_DETECT_PSIONIC_ACTIVITY",
     "shape": "blast",
-    "min_range": 45
+    "min_aoe": 45,
+    "max_aoe": 45
   },
   {
     "type": "effect_on_condition",
@@ -520,7 +521,7 @@
         "then": [
           { "math": [ "n_val('anger')", "+=", "rand(5) + 1" ] },
           {
-            "u_message": "The hairs rise on the back of your neck as you feel a sudden sense of menace",
+            "u_message": "The hairs rise on the back of your neck as you feel a sudden sense of menace.",
             "type": "bad"
           }
         ]
diff --git a/data/mods/MindOverMatter/monsters/nether.json b/data/mods/MindOverMatter/monsters/nether.json
index 5c2dea96a4434..f66b8f62bc157 100644
--- a/data/mods/MindOverMatter/monsters/nether.json
+++ b/data/mods/MindOverMatter/monsters/nether.json
@@ -78,7 +78,6 @@
     "color": "dark_gray",
     "morale": 100,
     "aggression": -5,
-    "aggro_character": false,
     "melee_skill": 5,
     "melee_dice": 1,
     "melee_dice_sides": 1,
@@ -115,8 +114,9 @@
       {
         "id": "silent_one_detect_psionic_activity",
         "type": "spell",
-        "spell_data": { "id": "silent_one_detect_psi" },
+        "spell_data": { "id": "silent_one_detect_psionic_activity" },
         "cooldown": { "math": [ "3 + rand(5)" ] },
+        "allow_no_target": true,
         "monster_message": ""
       }
     ],