Darkthorn

Forces the target to make a D12 constitution saving throw, if below 10, it infects the target with the Darkthorn curse, costing 3 chryston, making them attack anything they see via biting and scratching. Their veins turn into black worms, and they weep thick black tears . In order to prevent the party's harm, it is a strand that dissipates after three rounds. However, it is contagious, making everyone whose skin contacts the substance (ie through an attack) roll the same D12 constitution.