Even when a card is knocked into the graveyard, it still serves a purpose, helping to propel new cards to the fore thanks to the decks many delirium triggers, or it pops back into play thanks to its many reanimation effects
Block icon 5 Type Whitebeard Pirates/Straw Hat Crew Effect [Counter] Up to 1 of your Leader or Character cards gains +3000 power during this battle
But as trainers start to battle, open packs, and level up, they can earn a variety of items that make it easier to open packs faster
While Im not an expert on the former, I spent a lot of time with people who were the sharks of the latter
However, there are better options like Animate Dead or Necromancy that offer similar effects without the life loss drawback, making them more versatile choices