Scareclaw Sclash (Super Rare)

Once per turn: You can target 1 Scareclaw monster or 1 Visas Starfrost you control; this turn, it can attack while in face-up Defense Position. If it does, apply whichever is higher between its ATK and DEF for damage calculation. When your opponent activates a card or effect while you control a Scareclaw monster in the Extra Monster Zone: You can send this face-up card from your Spell & Trap Zone to the GY; negate that effect. You can only use this effect of Scareclaw Sclash once per turn.