REDU format ruling
Yata-Garasu

Nearest-era rulings (Tengu, Sept 2011) — no REDU-specific archive exists.
Card effect (current official text)This card cannot be Special Summoned. This card returns to its owner's hand during the End Phase of the turn it is Normal Summoned or flipped face-up. When this card inflicts Battle Damage to your opponent, they skip their next Draw Phase.
Rulings
- If the Battle Damage caused by this card is reduced to 0 (with the effect of Kuriboh, Waboku, etc.) its effect is not activated.
- If this face-down Defense Position card is attacked by a monster with 0 ATK, its effect will activate, since Battle Damage was inflicted to the attacking player.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the REDU forum — sourced change requests get reviewed.