The card was errata'd in 2017 (a massive 15 years after the card was first printed) with the introduction of Link Monsters to the game, but prior to then, the effect of Darkness Approaches was to flip a monster face-down without changing its battle position
Undead Hand Ninja Undead Hand Ninja isnt broken, but its certainly the complete package for a gravebreak deck: A cheap payoff you can play early, but you dont hate seeing it later in the game since you can throw it in front of a big creature for profit
This set includes some of the most sought-after Charizard ex cards, and its typically hard to find in stock
They have more intricate designs, exclusive artworks, and are generally more expensive, making them a desirable addition to any collection.
The deck is very good at curbing most ground assaults, and has enough game against fliers and evasive threats that it can beat almost anything you'll face
Bristly Bill, Spine Sower and Terror of the Peaks are the cards you want to open the most