If you're new to the investment side of TCG sealed product, the same analytical framework used for calculating Pokmon card returns applies directly to One Piece
Its categorized as a base set holo and is part of the unlimited set released in 1999
Nest Invader, Kozilek's Predator, Rapacious One, and Awakening Zone create Eldrazi Spawn creature tokens, which can be sacrificed add 1 Mana to your mana pool
Key cards to look out for include Lapras, Articuno ex, Gardevoir, and Erika, as these cards can make a real difference in competitive matchups
"Gear Gigant X" is a solid choice for an Xyz Monster and acts as a searcher, while "Heavy Armored Train Ironwolf" can turn "Armoroid" or a stat-flipped "Mobile Base" into a massive direct attacker