box deck yugioh Quarter Century this box is built to last Yugioh Gaming Deck Box |

There are three dungeons you can adventure through while playing a normal game, with certain cards inviting you to 'venture into the dungeon.' This essentially means start a dungeon if you haven't already or advance if you have

One of these cards is Gilasaurus, as Dinosaur-type decks are not usually able to make use of its effects, but it was used prominently in Warrior-type decks before M-X-Saber Invoker found its way onto the Forbidden & Limited Card List

And, because you have to discard a card in order to use it, you can use it to discard a darkness energy, and then pull extras from your deck

If this card is Special Summoned: Add 1 DARK Spellcaster monster with 2000 ATK and 1700 DEF from your Deck to your hand