Terraforming Trickery
You know how to channel the transformative aspects of your blood magic to alter your surroundings. You know the following blood magic effect.
Blood Magic—Terraforming Trickery Either each space adjacent to you becomes difficult terrain, or each space adjacent to you is no longer difficult terrain. This doesn't have any effect on greater difficult terrain and doesn't remove the damaging effects of hazardous terrain.
Traits
An action with this trait requires a degree of mental concentration and discipline.
Effects with the earth trait either manipulate or conjure earth. Those that manipulate earth have no effect in an area without earth. Creatures with this trait consist primarily of earth or have a connection to magical earth.
This indicates abilities from the sorcerer class.