If a spell does damage but the card doesn't specify a target, the controller may choose to damage either player or any creature
Surging Sparks is a Scarlet & Violet Pokemon TCG expansion focused primarily on the iconic Electric-type Pikachu
Thats just the nature of a quick, competitive format like Pocket

From Yugipedia Jump to: navigation, search Main card page: "Polymerization" Rush Duel sets Search categories Other languages In other media Polymerization Japanese Base Kana Rmaji Yg Translated Fusion Yugioh-Card database #18702 ja - rulings ko Gallery Rulings Errata Artworks Tips Trivia Appearances Names Rush Duel sets Japanese Japanese Korean Korean Search categories Related to archetypes and series Dark Magician Pliage Actions Sends from your hand to your Graveyard Sends from your field to your Graveyard Uses cards in the hand as Fusion Materials Uses cards on the player's field as Fusion Materials Summoning categories Performs a Fusion Summon Special Summons from your Extra Deck Miscellaneous Legend Card Mentioned by "Fusionic Revivern" "Star of Beginning" "Star of Beginning" "The Swordsman Who Doles Out Victory" Other languages In other media Retrieved from " " Categories: All cards Rush Duel cards Hidden category: Cards needing effect types

There are some decks that rely entirely on Threaten effects to function, such as certain builds of Hofri Ghostforge, The Beast, Deathless Prince, or Obeka, Brute Chronologist, but stealing things shouldnt be limited to just themed builds
Prosper, Tome-Bound is the commander of this particular deck