Primathmech Alembertian [MYFI-EN040] Secret Rare BT5-005 Set: Retro Pack 1 Card

Set: Retro Pack 1 Card type: Normal Trap Rarity: Secret Rare Activate only when your opponent declares an attack

then you can make 1 other "D/D" monster you control and this card gain 1800 ATK until the end of this turn

you may turn him face up

Set: Digital Hazard Card type: Digimon Rarity: Super Rare Digi type: Demon Lord/Seven Great Demon Lords Play Cost: 12 Form: Mega Attribute: Virus Digivolve Cost: 3 Digivolve Cost Level: 5 When this card is trashed from your deck

Primathmech Alembertian [MYFI-EN040] Secret Rare BT5-005 Set: Retro Pack 1 CardSet: Mystic Fighters Card type: Xyz Effect Monster Rarity: Secret Rare Attack: 2000 Defense: 0 2+ Level 4 monsters You can Tribute 1 monster; Special Summon 1 Level 4 "Mathmech" monster from your hand or GY. If this card is Xyz Summoned: You can detach 2 to 4 materials from this card, then activate the appropriate effect; 2: Add 1 "Mathmech" card from your Deck to your hand. 3: Add 1 Level 4 monster from your Deck to your hand. 4: Add 1 Spell Trap