Human Level-Up System:
Level 1: Dormant
Level 2: Awakened
Level 3: Ascended
Level 4: Transcendent
Level 5: Sovereign
Level 6: Mythic
Level 7: Paragon
Level 8: Celestial
Level 9: Eternal
Level 10: Primordial
Zombie Level-Up System:
Level 1: Rotling
Level 2: Feral
Level 3: Mutant
Level 4: Aberrant
Level 5: Devourer
Level 6: Dreadfiend
Level 7: Hollow King
Level 8: Plague Lord
Level 9: Cataclysmic Horror
Level 10: Apocalypse Spawn