Ojamagic [DP2-EN020] Rare Ritual/Spirit/Effect Monster but it does not prevent

but it does not prevent your opponent from attacking you directly

Set: The Lost Millennium Card type: Effect Monster Rarity: Rare Attack: 1600 Defense: 1500 As long as a face-down Defense Position monster(s) remains on your side of the field

you can equip it to "X-Head Cannon" you control as an Equip Card

Set: World Superstars Card type: Effect Monster Rarity: Secret Rare Attack: 800 Defense: 2000 Cannot be used as an Xyz Material for an Xyz Summon

Ojamagic [DP2-EN020] Rare Ritual/Spirit/Effect Monster but it does not preventSet: Duelist Pack 2: Chazz Princeton Card type: Normal Spell Rarity: Rare When this card is sent from the hand or the field to the Graveyard, add 1 each of "Ojama Green", "Ojama Yellow" and "Ojama Black" from your Deck to your hand.