Sword of Dragon's Soul is a Common Spell Card card from Yu-Gi-Oh! (Speed Duel Tournament Pack 5, STP5). Current market price: $0.40.
Common
Speed Duel Tournament Pack 5 (STP5)
Card Text
Equip only to a Warrior monster. It gains 700 ATK. After damage calculation, if the equipped monster battled a Dragon monster: Destroy that monster at the end of that Battle Phase.