Vaevictis Asmadi, the Dire [Core Set 2019 Prerelease Promos] Phyrexian Human Wizard during damage calculation (in either

during damage calculation (in either player's turn): You can activate this effect once per battle

you can discard 1 Spell Card to destroy 1 Spell or Trap Card your opponent controls

Enchanted creature is a Treefolk with base power and toughness 0/4 and loses all abilities

Tribute 1 monster from your hand or field

Set: Revised Edition Type: Creature — Skeleton Wall Rarity: Uncommon Cost: {2}{B} Defender (This creature can't attack

Vaevictis Asmadi, the Dire [Core Set 2019 Prerelease Promos] Phyrexian Human Wizard during damage calculation (in eitherSet: Core Set 2019 Prerelease Promos Type: Legendary Creature Elder Dragon Rarity: Mythic Cost: {3}{B}{R}{G} Flying Whenever Vaevictis Asmadi, the Dire attacks, for each player, choose target permanent that player controls. Those players sacrifice those permanents. Each player who sacrificed a permanent this way reveals the top card of their library, then puts it onto the battlefield if it's a permanent card.