Advanced format ruling
Blackwing Armed Wing
Card effect (current official text)1 "Blackwing" Tuner + 1 or more non-Tuner monsters
If this card attacks a Defense Position monster, it gains 500 ATK during the Damage Step only, also inflict piercing battle damage to your opponent.
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.