earth + knowledge = oil, water + fire = stone (steam), stone + fire = metal, beast + darkness = demon, demon + human = soul (corpse), soul + demon = money, human + money = work, metal + work = mechanism, mechanism + oil = car. Thumbs up please. (for the people who keep asking how to get car)
Guard 1: Hey look, a dead body with bloody footprints going behind that wall.
Guard 2: Actually, I think the assassin is hiding over by the other side where there are no walls.
Guard 1: Yeah you're probably right.