Intelligence
- Mindless: lacks feelings and emotional relationships
- Sapient: can think abstractly, communicate, and form societies
- Sentient: has feelings and can form relationships, but can't think abstractly
Origin
- Aberrent: species recently created by intervention of people; species doesn't currently have a stable niche in ecology
- Ascended: advanced individual of a natural creature, not heritable
- Natural: species is part of a stable ecosystem
- Outsider: native to another plane/world
- Primordial: species created before the third apocalypse
Energy
- Carnivorous: feeds off the physical body of other living creatures
- Demonic: feeds off the spiritual energy other creatures
- Divine: sustained by divine energy
- Elemental: feeds off fundamental elements
- Parasitic: requires binding to another creature
Form
- Shapechanger: have more than one physical form
- Swarm: composite of colony of smaller creatures; takes half damage from piercing or slashing attacks
Range
- Aerial: Spending much time in the air, using flight as a movement mode
- Amphibious: equally at home in the water and on land
- Aquatic: lives in the water, swimming as its primary mode of movement
- Arboreal: lives among trees, climbing as a primary mode of movement
- Fossorial: lives underground, burrowing and traversing tunnels as a primary mode of movement
- Terrestrial: lives on the surface of the earth, running, hopping, or slithering as its primary mode of movement