yugioh cyberdark deck End Dragon" requires 7 cards (5 materials for "Cyberdarkness" + 1 Fusion Spell + 1 "Cyber End Dragon" in the GY) in order to be made, and Wurm didn't change this with a different name from the cards in your GY Cyberdark End Dragon NM 1st

(You can only gain this effect twice per turn.) ATK/ 0 DEF/ 0 Big Bang Blow EARTH Lv 4 Machine/Armor/Effect You can only control 1 "Big Bang Blow"

And the addictiveness of the game really wanted me to buy some to move up fast

Say I have Lich's Mastery in play that says I cant lose the game and another player resolves Thassa's Oracle with an empty library

While most card games use the Border to indicate the faction of the card as some sort of restriction for deckbuilding, Yu-Gi-Oh uses it to easily identify the types of cards at a glance

Here is how it works: Control each of them on the battlefield, sacrifice the Walker to the Altar, and say no to the Deathmantle trigger