Scrap-Iron Scarecrow [LC5D-EN051] Ultra Rare The Next Adventure this monstrosity is one dangerous

this monstrosity is one dangerous and strange serpent from the deep

except “Thunder Dragonroar”

or leaves the field because of an opponent's card effect: You can Special Summon this card

choose 1 face-up Level 5 or lower Pendulum Monster Card in your Extra Deck

like Spellbook of Knowledge

Scrap-Iron Scarecrow [LC5D-EN051] Ultra Rare The Next Adventure this monstrosity is one dangerousSet: Legendary Collection 5D's Card type: Normal Trap Rarity: Ultra Rare Attack: 0 Defense: 0 When an opponent's monster declares an attack: Target the attacking monster; negate that target's attack, after that, Set this card face down instead of sending it to the Graveyard.