Advanced format ruling
Cyclone Boomerang
Card effect (current official text)Equip only to "Elemental HERO Wildheart". It gains 500 ATK. When the equipped monster is destroyed by a card effect and sent to the Graveyard: Destroy all Spell and Trap Cards on the field, then inflict 100 damage to your opponent for each Spell/Trap Card destroyed by this effect.
Current rulings for this card are maintained by Konami.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Advanced forum — sourced change requests get reviewed.