Are LA/RHD acceptable? Warforged Charger is a -6, Gargoyle, Minotaur, Ogre and Quaraphon are -4
If templates are usable you have these:
-4 Abomination Dragonspawn, Arachnoid Creature, Bodak, Curst, Feral Creature, Hiveblood Creature, Juju Zombie, Madborn, Mummified Creature, Umbral Creature, Wichtlin, Yuan-Ti (Broodguard)
-6 Dread Warrior, Half-Golem, Huecuva, Lost, Savage Creature