Primathmech Alembertian [MYFI-EN040] Secret Rare Hidden Arsenal if this card was discarded

if this card was discarded from your hand to your Graveyard by an opponent's card effect

Set: Sneak Preview Series 2 Card type: Toon Monster Rarity: Ultra Rare Attack: 2000 Defense: 1700 This card cannot be Normal Summoned or Set

Set: Shonen Jump Magazine Promos Card type: Effect Monster Rarity: Ultra Rare Attack: 1400 Defense: 1400 If your opponent's monster attacks this face-down Defense Position card

Set: Tactical Evolution Card type: Effect Monster Rarity: Ultimate Rare Attack: 0 Defense: 0 This card cannot be Special Summoned by monster Effect Monster's effect

Set: Champion Pack 4 Card type: Effect Monster Rarity: Ultra Rare Attack: 1300 Defense: 1200 If this face-up card is destroyed and sent to the Graveyard by an opponent's card effect

Primathmech Alembertian [MYFI-EN040] Secret Rare Hidden Arsenal if this card was discardedSet: 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