yugioh realm of the sea emperor structure deck Poseidra Value Box sea creatures exist in fear of facing the stream of attacks their lances are capable of. Poseidra, the Atlantean Dragon

Luckily it makes up for this by providing the tools for extending the combo of the deck further than ever before, with the ability to mill cards from the deck by banishing Lightsworn monsters from the Graveyard and being able to send monsters of your choice with differing types when Synchro Summoned

So, for example, if youre looking to ritual summon Magician of Black Chaos, you need the spell card Black Magic Ritual and tribute monsters that equal that cards level of 8

Many Tuner Synchro Monsters have an effect that allows the player to Synchro Summon a monster during the opponent's turn

Keith is not seen destroying his copy of "The Wicked Eraser", but during his duel against Katsuya Jonouchi he would constantly complain that "Eraser" doesn't fit with his Machine deck and heavily implies that he only uses it because Yako has forced him to