Tengu format ruling
Cyberdark Impact!
Card effect (current official text)Fusion Summon 1 "Cyberdark Dragon" from your Extra Deck, by returning 1 each of "Cyberdark Horn", "Cyberdark Edge", and "Cyberdark Keel" from your hand, GY, and/or anywhere on your field, to the Deck, as Fusion Material.
Rulings
source: Rulings_Tengu (Format Library) · 3 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.