Advanced format ruling
Silpheed
Card effect (current official text)This card cannot be Normal Summoned or Set. This card can only be Special Summoned by removing from play 1 WIND monster in your Graveyard. When this card is destroyed as a result of battle and sent to the Graveyard, your opponent discards 1 random card from their hand.
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.