Grave Ohja
Rock / Effect
EARTH / 
4While there is a face-down Defense Position monster(s) on your side of the field, no player can select this card as an attack target. Each time a monster on your side of the field is Flip Summoned, inflict 300 damage to your opponent.
1600/1500
CARD ID: 40937767
Powered by yugioh.wikia.com
| TCG Set | Symbol | Rarity | Low | Avg | Trend | |
|---|---|---|---|---|---|---|
| Dark Revelation Volume 3 | DR3-EN197 | Rare | -,--€ | -,--€ | -,--€ | |
| The Lost Millennium | TLM-EN017 | Rare | -,--€ | -,--€ | -,--€ | |
| The Lost Millennium | TLM-EN017 | Ultimate Rare | -,--€ | -,--€ | -,--€ |
Previously Official Rulings
If you control "Grave Ohja" and you Flip Summon a Flip Effect Monster, the two effects go on a chain. You can choose which effect is chain link 1.
If you control multiple copies of "Grave Ohja" and Flip Summon a monster, the effects go on a chain and you can choose the order of the chain links.
The second effect of "Grave Ohja" is a Trigger Effect that activates when a monster is Flip Summoned. It can be chained to.
If "Grave Ohja" is attacked, and you activate "Book of Moon" to flip another monster on your side of the field face-down, "Grave Ohja" has already been selected as the attack target so the attack proceeds as normal.