Vona, Butcher of Magan [Ixalan] Metathran when another monster's effect is

when another monster's effect is activated: You can Tribute 1 monster

Set: Innistrad Type: Enchantment — Aura Curse Rarity: Rare Cost: {1}{R} Enchant player

Set: Dark Beginning 1 Card type: Effect Monster Rarity: Super Rare Attack: 1600 Defense: 1200 During the turn this card is sent to the Graveyard

when another "Meklord" monster you control declares an attack on a Defense Position monster your opponent controls: You can activate this effect

Face-up monsters your opponent controls lose 100 ATK for each Bushido Counter on this card

Vona, Butcher of Magan [Ixalan] Metathran when another monster's effect isSet: Ixalan Type: Legendary Creature Vampire Knight Rarity: Mythic Cost: {3}{W}{B} Vigilance, lifelink {T}, Pay 7 life: Destroy target nonland permanent. Activate only during your turn. "For four hundred years, I have led armies of conquest. These lands hold nothing that can stand against me."