Letifer Orca Digestive Slime can be harvested from the Letifer Orca plant that looks like a big stone thumb with plates made out of fungus spread randomly on it, sticking straight out of the ground. They can be found mostly in Dementia. There is a 66% chance harvesting them will obtain an ingredient called Letifer Orca Digestive Slime. Despite being slime and toxic, some residents of Dementia appear to consume Digestive Slime as food.