D - Shield is a Common Trap Card card from Yu-Gi-Oh! (Duelist Pack: Aster Phoenix, DP05). Current market price: $0.25.
Common
Duelist Pack: Aster Phoenix (DP05)
Card Text
When an Attack Position "Destiny HERO" monster you control is targeted for an attack: Target it; change it to Defense Position and equip it with this card. The equipped monster cannot be destroyed by battle.
