Scared of an opposing commander
While it limits Extra Deck summoning to Dark Dragon Synchros, its secondary effect lets you increase its Level by 1, a strategic maneuver in summoning the formidable Red Dragon Archfiend
Once you understand the core mechanics of the game, it's so, so easy to run this deck
However, its important to note that Beckett do have some limitations surrounding their Black Label
Fire Lord Zuko, for example, is a red-white-black creature with firebending that adds red mana whenever he attacks, and the ability to place +1/+1 counters on each creature you control when you cast a spell from exile, or whenever a permanent you control enters from exile (which is wonderfully thematic)
With Piers CPA 58, you'll be able to search your deck for any Energy card (likely a Double Turbo Energy BRS 151) and a Darkness Type Pokemon (likely Malamar VMAX RCL 122)