Noticed you didn't have the other two gnolls' stats.  I typed them up for 
another thread , so I guess I'll cross-post them here.  
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Gnoll Huntmaster, Level 5 Artillery (XP 200)
Medium natural humanoid
Initiative +6         
Senses Perception +11; low-light vision
HP 50; 
Bloodied 25
AC 19; 
Fortitude 16, 
Reflex 17, 
Will 14
Speed 7
  m 
Handaxe (standard; at-will) * 
Weapon
      +9 vs. AC; 1d6 + 3 damage, or 1d6 + 5 damage while bloodied; 
      see also pack attack.
  r  
Longbow (standard; at-will) * 
Weapon
      Range 20/40; +10 vs. AC; 1d10 + 4 damage, or 1d10 + 6 damage
      while bloodied; see also pack attack.
Pack Attack
      The gnoll huntmaster deals an extra 5 damage on melee and 
      ranged attacks against an enemy that has two or more of the 
      huntmaster's allies adjacent to it.  
Alignment Chaotic evil          
Languages Abyssal, Common
Skills Intimidate +7, Stealth +11
Str 16 (+5)          
Dex 19 (+6)         
Wis 14 (+4)
Con 14 (+4)         
Int 8 (+1)            
Cha 7 (+0)
Equipment leather armor, handaxe, longbow, quiver of 30 arrows
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Gnoll Claw Fighter, Level 6 Skirmisher (XP 250)
Medium natural humanoid
Initiative +7         
Senses Perception +6; low-light vision
HP 70; 
Bloodied 35
AC 20; 
Fortitude 18, 
Reflex 16, 
Will 15
Speed 8; see also mobile attack
  m 
Claw (standard; at-will)
     +11 vs. AC; 1d6 + 4 damage, or 1d6+6 while bloodied; see also
     pack attack below
  m 
Clawing Charge (standard, when this creature charges; at-will)
     The gnoll claw fighter makes two claw attacks against a single
     target when it charges.
  m 
Mobile Melee Attack (standard; at-will)
     The gnoll claw fighter can move up to 4 squares and make one 
     melee basic attack at any point during that movement.  The gnoll
     doesn't provoke opportunity attacks when moving away from the
     target of its attack
Pack Attack
     The gnoll claw fighter deals an extra 5 damage on melee and 
     ranged attacks against an enemy that has two or more of the 
     gnoll claw fighter's allies adjacent to it.  
Alignment Chaotic evil          
Languages Abyssal, Common
Skills Intimidate +3
Str 19 (+7)          
Dex 15 (+5)         
Wis 12 (+4)
Con 14 (+5)         
Int 9 (+2)            
Cha 7 (+1)
Equipment leather armor
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Gnoll Marauder, Level 6 Brute (XP 250)
Medium natural humanoid
Initiative +5         
Senses Perception +7; low-light vision
HP 84; 
Bloodied 42
AC 18; 
Fortitude 18, 
Reflex 15, 
Will 15
Speed 7
  m 
Spear (standard; at-will) * 
Weapon
      +10 vs. AC; 1d8 + 6 damage, or 1d8 + 8 while bloodied; see also
      quick bite and pack attack.
  m 
Quick Bite (free; at-will)
      After the gnoll marauder makes a successful melee attack
      against a bloodied enemy, it makes a bite attack against the same
      target: +7 vs. AC; 1d6 + 2 damage, or 1d6 + 4 while bloodied.
Pack Attack
      The gnoll marauder deals an extra 5 damage on melee and 
      ranged attacks against an enemy that has two or more of the 
      marauder's allies adjacent to it.  
Alignment Chaotic evil          
Languages Abyssal, Common
Skills Intimidate +3, Stealth +10
Str 20 (+8)          
Dex 14 (+5)         
Wis 14 (+5)
Con 14 (+5)         
Int 9 (+2)            
Cha 7 (+1)
Equipment leather armor, light shield, spear
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Gnoll Demonic Scourge, Level 8 Brute (XP 350)
Medium natural humanoid
Initiative +6         
Senses Perception +7; low-light vision
Leader of the Pack aura 5; allies in the aura gain +1 bonus to 
      attack rolls.  While this creature is bloodied, the bonus increases
      to +2.
HP 106; 
Bloodied 53
AC 20; 
Fortitude 21, 
Reflex 18, 
Will 18
Speed 6
  m 
Heavy Flail (standard; at-will) * 
Weapon
      +13 vs. AC; 2d6 + 5 damage, or 2d6 + 7 while bloodied; against
      a bloodied enemy, this attack also knocks the target prone; see
      also pack attack.
Bloodthirst
      If the gnoll demonic scourge bloodies an enemy with a melee 
      attack, an ally adjacent to the struck enemy can make a melee
      attack against that enemy as an immediate reaction.
Overwhelming Attack (free; encounter)
      The gnoll demoic scourge applies its bloodthirst power to two 
      allies instead of one.
Pack Attack
      The gnoll demonic scourge deals an extra 5 damage on melee and 
      ranged attacks against an enemy that has two or more of the 
      demonic scourge's allies adjacent to it.  
Alignment Chaotic evil          
Languages Abyssal, Common
Skills Insight +10, Intimidate +13, Religion +10
Str 20 (+9)          
Dex 14 (+6)         
Wis 12 (+5(
Con 16 (+7)         
Int 13 (+5)          
Cha 15 (+6)
Equipment chainmail, heavy flail