diff --git a/sonic-radiance.love/game/abstractmobs/parent.lua b/sonic-radiance.love/game/abstractmobs/parent.lua
index 478d0e3..1fb1d04 100644
--- a/sonic-radiance.love/game/abstractmobs/parent.lua
+++ b/sonic-radiance.love/game/abstractmobs/parent.lua
@@ -72,17 +72,71 @@ end
 -- STATUT HANDLING
 
 function AbstractMobParent:addStatut(name, duration, source)
-  local duration = duration or -1
-  self.statuts[name] = {}
-  self.statuts[name].duration = duration
+  local statut = self:getStatutData(name)
+  local duration = duration or 1
+
+  if (statut.remove ~= nil) then
+    duration = - self:removeStatutTurns(statut.remove, duration)
+  end
+
+  if (duration > 0) then
+    if (statut.replaceAll == true) then
+      self:resetStatut()
+    else
+      self:removeStatut(name)
+    end
+    self.statuts[name] = {}
+    self.statuts[name].duration = duration
+  end
+end
+
+function AbstractMobParent:getStatutKey(statutName)
+  local statut = self:getStatutData(statutName)
+  local key = ""
+  if (self.statuts[statutName] ~= nil) then
+    key = statutName
+  end
+  if (statut.alternative ~= nil) then
+    for _, alternative in ipairs(statut.alternative) do
+      if (self.statuts[alternative] ~= nil) then
+        key = alternative
+      end
+    end
+  end
+  return key
 end
 
 function AbstractMobParent:haveStatuts(statutName)
-  return (self.statuts[statutName] ~= nil)
+  return (self.statuts[self:getStatutKey(statutName)] ~= nil)
 end
 
 function AbstractMobParent:removeStatut(statutName)
-  self.statuts[statutName] = nil
+  local key = self:getStatutKey(statutName)
+  if (key ~= nil) then
+    self.statuts[key] = nil
+    return true
+  end
+  return false
+end
+
+function AbstractMobParent:removeStatutTurns(statutName, turns)
+  local statut = self:getStatutData(statutName)
+  if (statut.temporary == false) then
+    return 0
+  end
+  if (not self:haveStatuts(statutName)) then
+    return turns
+  end
+  local key = self:getStatutKey(statutName)
+  local relativeTurns = self.statuts[key].duration - turns
+
+  if (relativeTurns <= 0) then
+    self:removeStatut(statutName)
+  else
+    self.statuts[key].duration = relativeTurns
+  end
+
+  return relativeTurns
 end
 
 function AbstractMobParent:resetStatut()
@@ -98,22 +152,16 @@ function AbstractMobParent:isAlive()
 end
 
 function AbstractMobParent:removeOneTurnToStatut()
-  for name, statut in pairs(self.statuts) do
-    if (statut ~= nil) then
-      if (statut.duration == 1) then
-        self.statuts[name] = nil
-      else
-        self.statuts[name].duration = (statut.duration - 1)
-      end
-    end
+  for name, _ in pairs(self.statuts) do
+    self:removeStatutTurns(name, 1)
   end
 end
 
 function AbstractMobParent:getStatutsStat(statName)
   local stat = 0
   for statutName, _ in pairs(self.statuts) do
-    local statut = statutStatList[statutName]
-    if (statut ~= nil) then
+    local statut = self:getStatutData(statutName)
+    if (statut.stats ~= nil) then
       for _, statutStat in ipairs(statut.stats) do
         if (statutStat[1] == statName) then
           stat = stat + statutStat[2]
@@ -124,4 +172,8 @@ function AbstractMobParent:getStatutsStat(statName)
   return stat
 end
 
+function AbstractMobParent:getStatutData(statutName)
+  return statutStatList[statutName]
+end
+
 return AbstractMobParent