DON!! x2 / PAY 500 LP : Reveal the top 3 cards of your deck, add 1 「Union Assault」 or 「Gomu Gomu no Spell」 to your hand. If you waited 3+ turns, also gain 1 extra draw phase.
🌀 Cross-engine: Yu-Gi-Oh! / One Piece / UNION ARENA synergy

Once per duel : You can banish 1 “Union Cross” from your hand; then Special Summon 1 “Union Blade Token” (Warrior/LIGHT). This token gains ATK equal to the highest ATK on the field. UNION ARENA mechanic — if you control a 「Straw Hat」 character, draw 1 card.