Secure closures keep decks intact during movement
Collecting sealed Japanese Pokemon cards can be a rewarding hobby if you take the time to ensure authenticity, store them properly, and set clear goals and budgets
You can also set up the drain aspect of Unholy Annex way earlier with this creature around
The fact that it can destroy monsters on the field and hand is the same, but the disadvantages of damage negate and his deck destruction, which is dependent on the other party instead of peeping when drawing, are quite inconvenient
Special Summon one Level 8 or Lower "Abyssal" Monster from your hand or deck
It's already solid as a one off piece of removal, but in a deck like Meren of Clan Nel Toth where you can be recurring it turn after turn after turn and blowing up the most problematic permanent for you, this can put in a ton of work