- You can send “Blackwing – Kalut the Moon Shadow” to the Graveyard during either player’s turn, as it is a Quick Effect.
- Sending "Blackwing - Kalut the Moon Shadow" from the hand to the Graveyard is a cost to activate its effect.
- When a "Blackwing" monster you control battles, you can activate the effect of "Blackwing - Kalut the Moon Shadow" from the start of the Damage Step to the start of Damage Calculation. You can activate the effect during Damage Calculation, such as in chain to the effect of "Injection Fairy Lily".
- You can activate the effect of a card like "Gem-Merchant", "Honest", or "Blackwing - Kalut the Moon Shadow" during the Damage Step only while the monster is face-up.
- ↑ 1.0 1.1 1.2 Konami Gameplay FAQ: Raging Battle -- Card Rulings (version 1.2)
- ↑ 2.0 2.1 Konami FAQ: Effect Monster > Blackwing - Kalut the Moon Shadow
- ↑ 3.0 3.1 Konami FAQ: Please explain the effect of "Blackwing - Kalut the Moon Shadow".
- ↑ 4.0 4.1 Konami FAQ: For cards like "Gem-Merchant", can you activate the effect only if the monster is face-up?