Superstitions in Huckleberry Finn

In the novel The Adventures of Huckleberry Finn by Mark Twain,
there is a lot of superstition. Some examples of superstition in the
novel are Huck killing a spider which is bad luck, the hair-ball used
to tell fortunes, and the rattle-snake skin Huck touches that brings
Huck and Jim good and bad luck. Superstition plays an important role
in the novel Huck Finn.
In Chapter one Huck sees a spider crawling up his shoulder, so
he flipped it off and it went into the flame of the candle. Before he
could get it out, it was already shriveled up. Huck didn't need
anyone to tell him that it was…