Illusionary Mask [International Collectors' Edition] Arena League 1999 you can Normal Summon it

you can Normal Summon it to have it be treated as an Effect Monster with this effect: •Once per turn

If it's a permanent card

Set: Invasion Type: Enchantment Rarity: Rare Cost: {4}{B} Whenever a creature enters the battlefield

Her Phyrexian credo of "Waste not

Illusionary Mask [International Collectors' Edition] Arena League 1999 you can Normal Summon itSet: International Collectors' Edition Type: Artifact Rarity: Rare Cost: {2} {X}: You may choose a creature card in your hand whose mana cost could be paid by some amount of, or all of, the mana you spent on {X}. If you do, you may cast that card face down as a 2 2 creature spell without paying its mana cost. If the creature that spell becomes as it resolves has not been turned face up and would assign or deal damage, be dealt damage, or become