a fist of divine speed booster box english OP11 Booster Box Display Factory Sealed for OP11 One Piece English TCG (24 Packs) Toys Card x1 128+1 card typesThis product also includes alternative art and parallel design cards from the above types BOOSTER PACK -A FIST OF

Urzas Saga also saw the debut of the beloved cycling keyword, which will soon be returning with Aetherdrift and allows players to pay mana and discard a card from their hand in order to draw a card

Meanwhile, with so many players using Dark Attribute monsters, Starving Venom Fusion Dragon became the number one Super Polymerization Target

[Update 22 Nov 2023] OP-06 Rare Cards Revealed

I think the big difference between how I understand it and your wording is that the card should work off of any card effect activated specifically in the Battle Phase, but before the damage step

At any time during your turn before your attack, you may discard Skull Fossil from play