It can tap down a threat at instant speed and can potentially lock it down for an extra turn
Slivers in particular are a creature type that excels with multiple creatures on the board that provide a buff to all of the creatures
Like Eddymurk Crab we can cast it with flash (once we have three lessons in our graveyard), but unlike Eddymurk Crab, Serpent of the Pass enters untapped, which means we can often flash it in and eat our opponent's best creature during combat
(As a simple example, everyday compression algorithms approximate Kolmogorov complexity, and if you compress the first string into a zip file, you'll find that the result is shorter than the second.) The concept of a deck "looking random" actually does get at something important
We implemented a small neural network, utilising the LSTM layer to predict these price movements, one day in advance