diff --git a/pk3DS.Core/Randomizers/SpeciesRandomizer.cs b/pk3DS.Core/Randomizers/SpeciesRandomizer.cs
index 686819a..20cc884 100644
--- a/pk3DS.Core/Randomizers/SpeciesRandomizer.cs
+++ b/pk3DS.Core/Randomizers/SpeciesRandomizer.cs
@@ -73,7 +73,7 @@ public int GetRandomSpeciesType(int oldSpecies, int type)
                 loopctr++;
             return newSpecies;
         }
-        private bool GetIsTypeMatch(int newSpecies, int type) => SpeciesStat[newSpecies].Types.Any(z => z == type) || loopctr > 9000;
+        private bool GetIsTypeMatch(int newSpecies, int type) => type == -1 || SpeciesStat[newSpecies].Types.Any(z => z == type) || loopctr > 9000;
 
         public int GetRandomSpecies(int oldSpecies)
         {
@@ -118,11 +118,11 @@ private bool IsSpeciesBSTBad(PersonalInfo oldpkm, PersonalInfo pkm)
         {
             if (!rBST)
                 return false;
-            // Base stat total has to be close
+            // Base stat total has to be close to original BST
             int expand = loopctr / MaxSpeciesID;
-            int lo = pkm.BST * l / (h + expand);
-            int hi = pkm.BST * (h + expand) / l;
-            return lo > oldpkm.BST || oldpkm.BST > hi;
+            int lo = oldpkm.BST * l / (h + expand);
+            int hi = oldpkm.BST * (h + expand) / l;
+            return lo > pkm.BST || pkm.BST > hi;
         }
 
         private int[] InitializeSpeciesList()
diff --git a/pk3DS/Subforms/Gen6/TrainerRand.cs b/pk3DS/Subforms/Gen6/TrainerRand.cs
index 1211017..0222b50 100644
--- a/pk3DS/Subforms/Gen6/TrainerRand.cs
+++ b/pk3DS/Subforms/Gen6/TrainerRand.cs
@@ -98,6 +98,7 @@ private void B_Save_Click(object sender, EventArgs e)
                 Shedinja = true,
 
                 rBST = CHK_BST.Checked,
+                rEXP = false,
             };
             RSTE.rSpeciesRand.Initialize();
 
diff --git a/pk3DS/Subforms/Gen7/SMTE.cs b/pk3DS/Subforms/Gen7/SMTE.cs
index 03f3891..17205c2 100644
--- a/pk3DS/Subforms/Gen7/SMTE.cs
+++ b/pk3DS/Subforms/Gen7/SMTE.cs
@@ -592,6 +592,7 @@ private void B_Randomize_Click(object sender, EventArgs e)
                 E = CHK_E.Checked,
                 L = CHK_L.Checked,
                 rBST = CHK_BST.Checked,
+                rEXP = false,
             };
             rnd.Initialize();