From 8b0e93b42f1fe02eea257d6323fa1c2c94eae17a Mon Sep 17 00:00:00 2001
From: Kurt <kaphotics@gmail.com>
Date: Fri, 14 Oct 2022 17:05:19 -0700
Subject: [PATCH] Fix GetLowestLevel underflow condition

Check end before decrement

Closes #3605 thanks @InfoManiac742 !
---
 .../Legality/Encounters/Information/EncounterSuggestion.cs | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/PKHeX.Core/Legality/Encounters/Information/EncounterSuggestion.cs b/PKHeX.Core/Legality/Encounters/Information/EncounterSuggestion.cs
index 5b4fba065..0fefd8e9f 100644
--- a/PKHeX.Core/Legality/Encounters/Information/EncounterSuggestion.cs
+++ b/PKHeX.Core/Legality/Encounters/Information/EncounterSuggestion.cs
@@ -103,14 +103,17 @@ public static class EncounterSuggestion
 
         var table = EvolutionTree.GetEvolutionTree(pk.Context);
         int count = 1;
-        for (byte i = 100; i >= startLevel; i--)
+        byte i = 100;
+        while (true)
         {
             var evos = table.GetValidPreEvolutions(pk, levelMax: i, skipChecks: true, levelMin: startLevel);
             if (evos.Length < count) // lost an evolution, prior level was minimum current level
                 return GetMaxLevelMax(evos) + 1;
             count = evos.Length;
+            if (i == startLevel)
+                return startLevel;
+            --i;
         }
-        return startLevel;
     }
 
     private static int GetMaxLevelMax(EvoCriteria[] evos)