Card Rules: Rulings powered by The Netrep API. 'Koitsu''s effect that inflicts damage is only applied to a monster that is equipped with 'Koitsu' by 'Koitsu''s effect 'Koitsu' itself , while a monster does not receive this effect. [Re: A Deal with Dark Ruler] You can activate 'A Deal with Dark Ruler' if your Level 8 or higher monster that is an Equip Spell Card is sent from your side of the field to the Graveyard (such as 'Koitsu' or 'Dark Necrofear' destroyed by 'Heavy Storm'). Passcode: 69456283 Set: Dark Revelations 1 ATK/DEF: 200/100 Card Number: DR1-EN135 Monster Type: Fairy Rarity: Common Attribute: Water Card Text: Once per turn during your Main Phase if you control this card on the field you can equip it to your 'Aitsu' as an Equip Card OR unequip the Union equipment and Special Summon this card in face-up Attack Position. While equipped to a monster by this card's effect increase the ATK of the equipped monster by 3000 points. When it attacks with an ATK that is higher than the DEF of a Defense Position monster inflict the difference as Battle Damage to your opponent's Life Points. (1 monster can only be equipped with 1 Union Monster at a time. If the equipped monster is destroyed as a result of battle destroy this card instead.) Level: 10 Card Type: Union Monster Name: Koitsu Edition: Unlimited