Like the vast expanse of the sea, there are many unknown dangers hidden in that deep blue, like the shark, vortex, or Deep Sea Monster! Deep Sea Monster is the latest series of Lonely Wolf. The Octopus is the protagonist in this deck. The most amazing thing is that you can reproduce a complete Octopus if you put the front and back of the tuck case together. The back of the card is emitting a sense of danger which induce you into its dangerous territory.