Phyrexian Negator (Jakub Slemr) [World Championship Decks 1999] Mercadian Masques Set: Urza's Destiny Type: Enchantment

Set: Urza's Destiny Type: Enchantment Rarity: Rare Cost: {2}{W}{W} Each other non-Aura enchantment is a creature in addition to its other types and has base power and base toughness each equal to its converted mana cost

You can only use this effect of “Noble Knight Gwalchavad” once per turn

I simply open it up and look

Set: Journey into Nyx Type: Enchantment Creature — Demon Rarity: Rare Cost: {1}{B}{B} Flying

Set: Sun & Moon: Guardians Rising Type: Basic Grass Energy Rarity: Secret Rare

Phyrexian Negator (Jakub Slemr) [World Championship Decks 1999] Mercadian Masques Set: Urza's Destiny Type: EnchantmentSet: World Championship Decks 1999 Type: Creature Phyrexian Horror Rarity: Rare Cost: {2}{B} Trample Whenever Phyrexian Negator is dealt damage, sacrifice that many permanents. They exist to cease.