Tengu format ruling
Sword of Sparkles
Card effect (current official text)Equip only to an "X-Saber" monster. If it destroys an opponent's monster by battle, you can destroy 1 card your opponent controls. You can Tribute 1 monster you control to return this card from your Graveyard to the top of your Deck.
Rulings
source: Rulings_Tengu (Format Library) · 1 era-inappropriate line(s) removedRulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Tengu forum — sourced change requests get reviewed.