Changes

* This monster is featured on appears in the artwork artworks of "[[Heartless Drop Off]]", "[[Mystik Wok]]", "[[Orca Mega-Fortress of Darkness]]", "[[Return from the Different Dimension]]" and "[[Mystik WokSalvage]]".

* "Cannonball Spear Shellfish" shares parellels with the following monsters: ~ "[[Torpedo Fish]]" - Identical effect to this This card and also seen is based on "[[Orca Mega-Fortress of Darkness]]". ~ "[[Deepsea Warrior]]" - Identical effect to this card ~ "[[The Legendary Fisherman]]" - Shares this cardthe ''s only "[[Umi]]" benefit of being unaffected by [[Spell Cardwikipedia:baculites|baculite]]s. ~ "[[Guardian Kay'est]]" - "Kay'est" is also unaffected by Spell Cards, albeit "Umi" ''does not'' have to be on the field in this case, however, "Cannonball Spear Shellfish" and "Kay'est" are both an extinct species of [[WATERwikipedia:Cephalopod|cephalopod]] monsters. * This monster is most likely based off of the ''baculite'', an extinct marine animalwith a nearly straight shell.