diff --git a/src/main/java/com/gmail/nossr50/util/Hardcore.java b/src/main/java/com/gmail/nossr50/util/Hardcore.java
index 908c0725d..b5d500d03 100644
--- a/src/main/java/com/gmail/nossr50/util/Hardcore.java
+++ b/src/main/java/com/gmail/nossr50/util/Hardcore.java
@@ -7,66 +7,77 @@ import com.gmail.nossr50.config.Config;
 import com.gmail.nossr50.datatypes.PlayerProfile;
 import com.gmail.nossr50.datatypes.SkillType;
 
-public class Hardcore {
+public abstract class Hardcore {
+
     public static void invokeStatPenalty(Player player) {
-        if(Config.getInstance().getHardcoreDeathStatPenaltyPercentage() <= 0)
+        double hardcorePenalty = Config.getInstance().getHardcoreDeathStatPenaltyPercentage();
+
+        if (hardcorePenalty <= 0 || hardcorePenalty > 100) {
             return;
-
-        PlayerProfile PP = Users.getProfile(player);
-
-        int totalCount = 0;
-
-        for(SkillType st : SkillType.values()) {
-
-            if(st.equals(SkillType.ALL))
-                continue;
-
-            int newValue = (int) (PP.getSkillLevel(st) - (PP.getSkillLevel(st) * (Config.getInstance().getHardcoreDeathStatPenaltyPercentage() * 0.01D)));
-
-            if(newValue < 0)
-                newValue = 0;
-
-            totalCount+=PP.getSkillLevel(st)-newValue;
-
-            PP.modifySkill(st, newValue);
         }
 
-        player.sendMessage(ChatColor.GOLD+"[mcMMO] "+ChatColor.DARK_RED+"You've lost "+ChatColor.BLUE+totalCount+ChatColor.DARK_RED+" from death.");
+        PlayerProfile playerProfile = Users.getProfile(player);
+        int totalLost = 0;
+
+        for (SkillType skillType : SkillType.values()) {
+            if (skillType.equals(SkillType.ALL)) {
+                continue;
+            }
+
+            int playerSkillLevel = playerProfile.getSkillLevel(skillType);
+
+            //Should we really care about negative skill levels?
+            if (playerSkillLevel <= 0) {
+                continue;
+            }
+
+            int levelsLost = (int) (playerSkillLevel * (hardcorePenalty * 0.01D));
+            totalLost += levelsLost;
+
+            playerProfile.modifySkill(skillType, playerSkillLevel - levelsLost);
+        }
+
+        player.sendMessage(ChatColor.GOLD + "[mcMMO] " + ChatColor.DARK_RED + "You've lost " + ChatColor.BLUE + totalLost + ChatColor.DARK_RED + " from death.");
     }
 
-    public static void invokeVampirism(Player killer, Player defender) {
-        if(Config.getInstance().getHardcoreVampirismStatLeechPercentage() <= 0)
+    public static void invokeVampirism(Player killer, Player victim) {
+        double vampirismLeech = Config.getInstance().getHardcoreVampirismStatLeechPercentage();
+
+        if (vampirismLeech <= 0 || vampirismLeech > 100) {
             return;
-
-        PlayerProfile PPk = Users.getProfile(killer);
-        PlayerProfile PPd = Users.getProfile(defender);
-
-        int totalCount = 0;
-
-        for(SkillType st : SkillType.values()) {
-            if(st.equals(SkillType.ALL))
-                continue;
-
-            if(PPd.getSkillLevel(st) <= 0 || PPd.getSkillLevel(st) < (PPk.getSkillLevel(st)/2))
-                continue;
-
-            int newValue = (int) (PPd.getSkillLevel(st) * (Config.getInstance().getHardcoreVampirismStatLeechPercentage() * 0.01D));
-
-            if(newValue <= 0)
-                newValue = 1;
-
-            totalCount += newValue;
-
-            PPk.modifySkill(st, newValue+PPk.getSkillLevel(st));
-            PPd.modifySkill(st, PPd.getSkillLevel(st)-newValue);
         }
 
-        if(totalCount >= 1) {
-            killer.sendMessage(ChatColor.GOLD+"[mcMMO] "+ChatColor.DARK_AQUA+"You've stolen "+ChatColor.BLUE+totalCount+ChatColor.DARK_AQUA+" levels from that player.");
-            defender.sendMessage(ChatColor.GOLD+"[mcMMO] "+ChatColor.YELLOW+killer.getName()+ChatColor.DARK_RED+" has stolen "+ChatColor.BLUE+totalCount+ChatColor.DARK_RED+" levels from you!");
-        } else {
-            killer.sendMessage(ChatColor.GOLD+"[mcMMO] "+ChatColor.GRAY+"That player was too unskilled to grant you any knowledge.");
-            defender.sendMessage(ChatColor.GOLD+"[mcMMO] "+ChatColor.YELLOW+killer.getName()+ChatColor.GRAY+" was unable to steal knowledge from you!");
+        PlayerProfile killerProfile = Users.getProfile(killer);
+        PlayerProfile victimProfile = Users.getProfile(victim);
+        int totalStolen = 0;
+
+        for (SkillType skillType : SkillType.values()) {
+            if (skillType.equals(SkillType.ALL)) {
+                continue;
+            }
+
+            int killerSkillLevel = killerProfile.getSkillLevel(skillType);
+            int victimSkillLevel = victimProfile.getSkillLevel(skillType);
+
+            //Should we really care about negative skill levels?
+            if (victimSkillLevel <= 0 || victimSkillLevel < killerSkillLevel / 2) {
+                continue;
+            }
+
+            int levelsStolen = (int) (victimSkillLevel * (vampirismLeech * 0.01D));
+            totalStolen += levelsStolen;
+
+            killerProfile.modifySkill(skillType, killerSkillLevel + levelsStolen);
+            victimProfile.modifySkill(skillType, victimSkillLevel - levelsStolen);
+        }
+
+        if (totalStolen > 0) {
+            killer.sendMessage(ChatColor.GOLD + "[mcMMO] " + ChatColor.DARK_AQUA + "You've stolen " + ChatColor.BLUE + totalStolen + ChatColor.DARK_AQUA + " levels from that player.");
+            victim.sendMessage(ChatColor.GOLD + "[mcMMO] " + ChatColor.YELLOW + killer.getName() + ChatColor.DARK_RED + " has stolen " + ChatColor.BLUE + totalStolen + ChatColor.DARK_RED + " levels from you!");
+        }
+        else {
+            killer.sendMessage(ChatColor.GOLD + "[mcMMO] " + ChatColor.GRAY + "That player was too unskilled to grant you any knowledge.");
+            victim.sendMessage(ChatColor.GOLD + "[mcMMO] " + ChatColor.YELLOW + killer.getName() + ChatColor.GRAY + " was unable to steal knowledge from you!");
         }
     }
 }
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