Like most Pokmon cards, the value of Charmander depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (151)
Of course you need some set up with a creature to sacrifice and a good creature to attach it to
TCG (see "'Maze of the Master' ")
Now the only thing youd have to worry about is if the spells suffer targeted removal or board wipes
Yu-Gi-Oh!, which means "King of Games" in Japanese, is a multimedia franchise consisting of multiple manga series, multiple anime series, a physical trading card game, and video games that let you play the trading card game digitally
(This prevents pack weighing on the aftermarket.) So it's unlikely packs with improper weights would have left the factory floor, let alone on a scale large enough to impact the entire print run