I think this is so scummy. Weighing modern packs is irrelevant because the different code cards have different weights to offset the weight of a holofoil. This is to take advantage of
1999 Pokemon Base Set Unlimited Booster Pack HEAVY PACK - Blastoise SEALED | eBay
Fossil 1st ed pack weird weight - General - Elite Fourum
Measurements of BFZ card weight with an analytical balance : r/magicTCG
1999 Pokemon - Base set - Green Wing Booster Box (Factory Sealed, 36 packs, NM) - Body Logic
Hey so I got this base set 2 pack weighing 20.94 grams. And I was trying to figure out if it's a heavy or not but couldn't really find anything online. So
Amazon.com: Pokémon TCG: Sun & Moon Sealed Booster Box : Toys & Games
What is a "Heavy Pack"? - PokéDad
Pokémon TCG: Sword & Shield-Silver Tempest Booster Display Box (36 Packs) | Pokémon Center Official Site