ليغاتوس وحدة التنانين

If you control "Dragon Ravine" or a "Dragunity" monster: You can Special Summon this card from your hand. If a "Dragunity" Monster Card(s) is in your Spell & Trap Zone: You can target 1 Spell/Trap on the field; destroy it. You can only use each effect of "Dragunity Legatus" once per turn.