Valkyrion the Magna Warrior [SDD-001] Secret Rare Duel Decks Anthology If the player doesn't discard

If the player doesn't discard a card this way

look at the top four cards of your library

Sacrifice Powder Keg: Destroy each artifact and creature with mana value equal to the number of fuse counters on Powder Keg

Whenever Zur the Enchanter attacks

Set: Invasion Type: Enchantment Rarity: Rare Cost: {1}{U}{B} All creatures have "At the beginning of your upkeep

Valkyrion the Magna Warrior [SDD-001] Secret Rare Duel Decks Anthology If the player doesn't discardSet: Stairway to the Destined Duel Card type: Effect Monster Rarity: Secret Rare Attack: 3500 Defense: 3850 This card can only be Special Summoned by offering 'Alpha the Magnet Warrior', 'Beta the Magnet Warrior', and 'Gamma the Magnet Warrior' from your hand or the field as a Tribute. If 'Alpha the Magnet Warrior', 'Beta the Magnet Warrior', and 'Gamma the Magnet Warrior' exist in the Graveyard, you can offer this card as a Tribute to Special Summon